| Picture
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Name
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Role in Scooby-Doo
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Role on The Simpsons
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Dave Attell
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Voiced the G.P.S. in Scooby-Doo! Abracadabra-Doo.
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Voiced Luke in the season 30 episode "Bart's Not Dead".
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Troy Baker
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Voiced various characters in Scooby-Doo! Mystery Incorporated and Be Cool, Scooby-Doo! and direct-to-video films 'Scooby-Doo! Spooky Games and Scooby-Doo! Stage Fright.
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Voiced Jonesy in the Fortnite crossover short "Apocalypse D'oh!" and the couch gag for the season 37 episode "Bad Boys... for Life?".
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Christine Baranski
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Voiced Amelia Von Butch in Scooby-Doo! in Where's My Mummy?.
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Voiced herself in the season 33 episode "Portrait of a Lackey on Fire".
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Julie Bowen
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Voiced Marion Spartan in Scooby-Doo! Mystery Incorporated!.
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Voiced Claire Dunphy, her character from Modern Family, in Family Guy's season 13 premiere "The Simpsons Guy", a The Simpsons/Family Guy crossover.
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Terry Bradshaw
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Voiced himself in Scooby-Doo and Guess Who?.
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Voiced himself in the season 17 episode "Treehouse of Horror XVI" and the specials Homer and Bart visiting NFL on FOX and Super Bowl Promo.
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Nicholas Braun
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Voiced Black Knight and Geoff Wickles in Velma.
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Voiced Cousin Greg in the season 33 episode "Meat Is Murder".
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Kimberly Brooks
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Voice of Luna, one of the Hex Girls members, in two direct-to-videos and some of the shows.
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Has voiced Lewis Clark, and other characters, since season 32.
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Alton Brown
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Voiced himself in Scooby-Doo and Guess Who?.
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Voiced himself in the season 27 episode "'Cue Detective".
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Steve Buscemi
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Voiced himself in Scooby-Doo and Guess Who?.
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Voiced himself in the season 14 episode "Brake My Wife, Please" and Dwight Diddlehopper in the season 19 episode "I Don't Wanna Know Why the Caged Bird Sings".
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Dan Castellaneta
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Voiced Officer McBride in What's New, Scooby-Doo? and Mr. Mysterio and Woodenleg Wally in Scooby-Doo! Pirates Ahoy!.
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Main voice cast.
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John Cena
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Voiced himself in Scooby-Doo! WrestleMania Mystery.
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Voiced himself in the season 30 episode "Bart's Birthday".
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JC Chasez
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Voiced himself in What's New, Scooby-Doo?.
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Voiced himself in the season 12 episode "New Kids on the Blecch".
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Gary Coleman
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Voiced himself in the TV special Scooby-Doo in: Night of the Living Doo.
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Voiced himself in the season 11 episode "Grift of the Magi".
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Tim Conway
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Voiced himself in the The New Scooby-Doo Movies episode "The Spirit Spooked Sports Show", Professor Alexander Graham in the video game Scooby-Doo! Night of 100 Frights and Skip Jones in Scooby-Doo! Pirates Ahoy!.
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Voiced himself in the season 8 episode "The Simpsons Spin-Off Showcase".
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Simon Cowell
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Voiced himself in Scoob!.
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Voiced Henry in the season 15 episode "Smart and Smarter" and himself in the season 21 episode "Judge Me Tender".
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Brian Cox
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Voiced the Green Dragon in Scooby-Doo! and the Samurai Sword.
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Voiced Costas Becker in the two-part episode the season 33 episode "A Serious Flanders".
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David Cross
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Voiced himself in the Halloween special Night of the Living Doo.
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Was interviewed in The Simpsons 20th Anniversary Special – In 3-D! On Ice!.
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Jim Cummings
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Voiced Frankenstein in Scooby-Doo! and the Reluctant Werewolf.
Voiced Cheese Monster, Billy Bob Joe Bob Harris and Ghost of the Hooded Heifer in A Pup Named Scooby-Doo.
Voiced Jacques and Morgan Moonscar in Scooby-Doo on Zombie Island.
Voiced other characters in What's New, Scooby-Doo?.
Voiced Captain Caveman in Scooby-Doo! Mystery Incorporated!.
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Voiced Duncan in the season 11 episode "Saddlesore Galactica".
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Beverly D'Angelo
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Voiced Sheila Altoonian in Scooby-Doo! Mystery Incorporated!.
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Voiced Lurleen Lumpkin in the season 3 episode "Colonel Homer", the season 19 episode "Papa Don't Leech" and the season 36 episode "P.S. I Hate You".
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Grey DeLisle
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Voice of Daphne Blake.
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Voice of Martin Prince, Sherri and Terri Mackleberry from Season 31 onward.
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John DiMaggio
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Voiced other various characters in shows and direct-to-videos.
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Voiced Bender in the season 16 episode "Future-Drama", the season 26 Futurama]' crossover episode "Simpsorama" and Thad Parkour in the season 36 episode "Stew Lies".
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Robin Atkin Downes
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Voiced other various characters in shows.
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Voiced several British men in the season 32 episode "The 7 Beer Itch" and MI5 agents in the season 32 episode "The Man from G.R.A.M.P.A.".
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Harlan Ellison
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Voiced himself in Scooby-Doo! Mystery Incorporated!.
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Voiced himself in the season 25 episode "Married to the Blob".
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Will Forte
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Voiced Shaggy Rogers in Scoob!.
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Voiced King Toot in the season 26 episode "Covercraft", the season 30 episode "Woo-Hoo Dunnit?" and the season 34 episode "Top Goon".
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Jodie Foster
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Voiced Pugsley Addams in The New Scooby-Doo Movies.
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Voiced Maggie Roark in the season 20 episode "Four Great Women and a Manicure".
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Sarah Michelle Gellar
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Played Daphne Blake in the two movies Scooby-Doo and Scooby-Doo 2: Monsters Unleashed.
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Voiced Gina Vendetti in the season 15 episode "The Wandering Juvie" and the season 24 episode "Moonshine River".
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Ricky Gervais
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Voiced himself in Scooby-Doo and Guess Who?.
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Wrote and voiced Charles Heathbar in the season 17 episode "Homer Simpson, This Is Your Wife" and himself in the season 22 episode "Angry Dad: The Movie".
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Ira Glass
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Voiced himself in Scoob!.
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Voiced himself in the season 22 episode "Elementary School Musical".
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Seth Green
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Played Patrick Wisely in Scooby-Doo 2: Monsters Unleashed.
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Executive producer for the Stoopid Buddy Stoodios couch gags and voiced Chris Griffin in Family Guy's season 13 premiere "The Simpsons Guy", the Nerd in the "Robot Chicken couch gag 2" and Mav Redfield in the season 33 episode "Meat Is Murder".
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Kathy Griffin
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Voiced Luis Agent Autumn Summerfield in What's New, Scooby-Doo?.
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Voiced Francine Rhenquist in the Season 12 episode "Bye, Bye, Nerdie".
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Tim Gunn
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Voiced himself in Scooby-Doo and Guess Who?.
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Was interviewed in the documentary Springfield of Dreams: The Legend of Homer Simpson.
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Mark Hamill
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Voiced Corey Anders in The New Scooby-Doo Movies, Snakebite Scruggs in Scooby-Doo on Zombie Island, three characters in What's New, Scooby-Doo?, Crybaby Clown in Scooby-Doo! Mystery Incorporated!, General Stall in Be Cool, Scooby-Doo!, and three characters as himself, the Joker, the Trickster in Scooby-Doo and Guess Who?.
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Voiced himself and Leavelle in the season 10 episode "Mayored to the Mob" and wrote The Simpsons' Treehouse of Horror comic story "Catastrophe in Substitute Springfields!".
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Phil Hartman
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Voiced the ghost of Dr. Van Helsing and Igor in the Scooby-Doo Halloween special "A Halloween Hassle at Dracula's Castle".
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Voiced Lionel Hutz, Troy McClure and many different characters.
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Jess Harnell
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Voiced the demon creatures in the 2002 film Scooby-Doo, a Lute player and Shane Flinty in What's New, Scooby-Doo?, and Jimmy The Gardener, the Ghost Knight and Private Detective in Scooby-Doo and Guess Who?.
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Voiced Charlton Heston in the Season 13 episode "The Parent Rap".
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Glenn Howerton
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Voiced Fred Jones in Velma.
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Voiced Peter Linz in the season 37 episode "Bart 'N' Frink".
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Ken Jeong
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Voiced Dynomutt the Dog Wonder in Scoob!.
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Voiced the Korean monk 1 and Korean monk 2 in the season 30 episode "E My Sports".
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Penn Jillette
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Voiced himself in Scooby-Doo and Guess Who?.
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Voiced himself in the season 11 episode "Hello Gutter, Hello Fadder" and the season 22 episode "The Great Simpsina".
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Stacy Keach
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Voiced Mayor Green and Harold Ling in What's New, Scooby-Doo?.
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Voiced Howard K. Duff VIII in the season 12 episode "Hungry, Hungry Homer", the season 14 episode "Old Yeller-Belly", the season 17 episode "Marge and Homer Turn a Couple Play", the season 26 episode "Waiting for Duffman", the season 28 episode "Havana Wild Weekend" and Don Bookner in the season 26 episode "Bart's New Friend".
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Richard Kind
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Voiced himself in Velma.
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Voiced the A Christmas Ornament for Christmas director in the season 32 episode "A Springfield Summer Christmas for Christmas".
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Maurice LaMarche
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Voiced other various characters in shows and direct-to-videos.
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Has voiced many different characters in many episodes.
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Phil LaMarr
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Voiced other various characters in shows and direct-to-videos.
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Voiced Hermes Conrad in the season 26 crossover episode "Simpsorama" and voiced the auctioneer and male party guest in the season 28 episode "The Great Phatsby: Part One".
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Tress MacNeille
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Voiced Norma Deathman in The New Scooby-Doo Mysteries, Molly the Moll in A Pup Named Scooby-Doo and Sarah Ravencroft in Scooby-Doo! and the Witch's Ghost.
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Regular voice actress for the show, voicing many characters.
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Jason Mantzoukas
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Voiced Scrappy in Velma.
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Voiced Finn Bon Idée in the season 35 episode "Night of the Living Wage".
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Garry Marshall
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Voiced Manny Goldman in Scooby-Doo! and Kiss: Rock and Roll Mystery.
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Voiced Larry Kidkill in the Season 11 episode "Eight Misbehavin'" and Sheldon Leavitt in the Season 22 episode "Homer the Father".
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Penny Marshall
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Voiced the Elder in Scooby-Doo! and Kiss: Rock and Roll Mystery.
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Voiced Lucille Botzcowski in the Season 1 episode "Some Enchanted Evening".
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Jack McBrayer
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Voiced a policeman in Lego Scooby-Doo! Blowout Beach Bash.
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Voiced Ewell Freestone in the season 22 episode "The Great Simpsina".
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Tracy Morgan
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Voiced Captain Caveman in Scoob!.
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Voiced himself in the season 30 episode "My Way or the Highway to Heaven" and a tow truck driver in the season 30 episode "Baby You Can't Drive My Car".
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Nichelle Nichols
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Played the senator in Scooby-Doo! Curse of the Lake Monster.
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Voiced herself in the season 15 episode "Simple Simpson".
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Chris Parnell
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Voiced Dustin Wallswreath and Jim McCoy in Be Cool, Scooby-Doo!.
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Voiced a surgeon fiancé in the season 32 episode "A Springfield Summer Christmas for Christmas".
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John Pirruccello
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Voiced Dave Hammer in the video game Scooby-Doo! Case File #1: The Glowing Bug Man.
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Voiced Warren Wingspan in the season 36 episode "Convenience Airways".
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Rhea Perlman
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Voiced Agnes in What's New, Scooby-Doo?.
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Voiced Carla Tortelli in the season 6 episode "Fear of Flying".
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Brian Posehn
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Voiced Marlon Whirlen in Scooby-Doo! Abracadabra-Doo.
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Voiced Dumlee in the season 28 episode "A Father's Watch".
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Kevin Michael Richardson
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Voiced other characters in various shows and direct-to-videos.
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Has voiced many different characters in many episodes.
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Stephen Root
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Voiced Burt in Scooby-Doo! Camp Scare and Chief Cogburn in Velma.
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Voiced Bildorf in the season 32 episode "Wad Goals".
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Kristen Schaal
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Voiced herself in Scooby-Doo and Guess Who?.
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Voiced Taffy in the season 22 episode "Homer Scissorhands" and also reprised her role as Louise Belcher in the couch gag of the season 30 episode "My Way or the Highway to Heaven".
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George Segal
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Voiced Peter Trickle in Scooby-Doo! Mystery Incorporated!.
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Voiced Nick in the season 30 episode "Heartbreak Hotel".
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Amanda Seyfried
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Voiced Daphne Blake in Scoob!.
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Voiced Lori Spivak in the season 35 episode "Frinkenstein's Monster".
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Wallace Shawn
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Voiced Mr. Gibbles in Scooby-Doo! and the Goblin King.
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Voiced Wallace the Hernia in the season 30 episode "I Want You (She's So Heavy)".
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Sab Shimono
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Voiced Mr. Takagawa in Scooby-Doo! and the Samurai Sword.
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Voiced master sushi chef in the season 2 episode "One Fish, Two Fish, Blowfish, Blue Fish", Mr. Sparkle in the season 8 episode "In Marge We Trust", and a Gruff Japanese sailor in the season 18 episode "The Wife Aquatic".
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James Sie
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Voiced Louie Hong Fa in an episode of What's New, Scooby-Doo? and Pemba Sherpa in Chill Out, Scooby-Doo!.
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Voiced the Lama in the season 32 episode "Wad Goals".
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Wanda Sykes
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Voiced herself in Scooby-Doo and Guess Who?.
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Voiced Springfield Elementary School therapist in the season 24 episode "What Animated Women Want".
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George Takei
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Voiced an old ronin in Scooby-Doo! and the Samurai Sword, the White Wizard in Scooby-Doo! Mystery Incorporated! and himself in Scooby-Doo and Guess Who?.
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Voiced Akira in the season 2 episode "One Fish, Two Fish, Blowfish, Blue Fish", Wink in the season 10 episode "Thirty Minutes Over Tokyo", waiter in the season 13 episode "A Hunka Hunka Burns in Love", sushi chef in the season 24 episode "What Animated Women Want" and himself in the season 27 episode "The Burns Cage".
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Teller
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Voiced himself in Scooby-Doo and Guess Who?.
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Voiced himself in the season 11 episode "Hello Gutter, Hello Fadder" and the season 22 episode "The Great Simpsina".
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Stephen Tobolowsky
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Voiced Andy Gunderson in direct-to-video Scooby-Doo! Shaggy's Showdown.
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Voiced Merle in the season 37 episode "Aunt Misbehavin'".
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Alex Trebek
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Voiced himself in Scooby-Doo and Guess Who?.
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Voiced himself in the season 9 episode "Miracle on Evergreen Terrace" and the season 24 episode "Penny-Wiseguys".
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Danny Trejo
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Voiced Reynaldo in the short film Scooby-Doo! Ghastly Goals!.
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Voiced himself in the season 36 episode "Abe League of Their Moe".
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Neil deGrasse Tyson
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Voiced himself in Scooby-Doo and Guess Who? and Velma.
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Voiced himself in the season 28 episode "The Caper Chase".
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Dick Van Dyke
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Voiced himself in the The New Scooby-Doo Movies episode "The Haunted Carnival".
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Voiced himself in the season 35 episode "McMansion & Wife".
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Patrick Warburton
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Voice of Sheriff Bronson Stone in Scooby-Doo! Mystery Incorporated!.
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Voiced Joe Swanson in Family Guy's season 13 premiere "The Simpsons Guy", a The Simpsons/Family Guy crossover.
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Gedde Watanabe
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Voiced Vincent Wong in What's New, Scooby-Doo? and Kenji in Scooby-Doo! and the Samurai Sword.
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Voiced a factory foreman in the season 8 episode "In Marge We Trust" and a Japanese man and waiter in the season 10 episode "Thirty Minutes Over Tokyo".
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Frank Welker
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Voice of Scooby-Doo and Fred Jones.
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Voiced Santa's Little Helper, Snowball II and various animals.
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Billy West
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Voiced Shaggy in Scooby-Doo on Zombie Island, Jimmy Proudwolf in What's New, Scooby-Doo? and Muttley in Scoob!.
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Voiced Philip J. Fry, Zoidberg, and Professor Farnsworth in season 26 Futurama crossover episode "Simpsorama" and Zoidberg in the video game The Simpsons Game.
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Fred Willard
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Voiced Mr. Hubley in Scooby-Doo! Legend of the Phantosaur.
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Voiced Wally Kogen in the season 10 episode "Sunday, Cruddy Sunday".
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Henry Winkler
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Voiced Keith in Scoob!.
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Voiced Ramrod in the season 11 episode "Take My Wife, Sleaze".
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"Weird Al" Yankovic
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Voiced Dandruff Tuba in Velma.
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Voiced himself in the season 14 episode "Three Gays of the Condo", the season 19 episode "That '90s Show" and the season 34 episode "Hostile Kirk Place".
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