Ryan Seacrest

Ryan Seacrest is a television and radio personality. Among his best known credits are as the host of the radio show, "On Air with Ryan Seacrest" on KISS-FM, the co-host of E! News, and as the host of American Idol.

Seacrest voiced himself alongside Idol judges Randy Jackson, Ellen DeGeneres, Kara DioGuardi and Simon Cowell in the episode Judge Me Tender.

Guest stars in season 21

Seth Rogen • Kevin Michael Richardson • Matt Groening • Chuck Liddell • Jonah Hill • Neve Campbell • Smothers Brothers (Dick Smothers • Tom Smothers) • Peyton Manning • Eli Manning • Cooper Manning • Kim Cattrall • Huell Howser • Jordan Nagai • Mitch Albom • Anne Hathaway • Gary Larson • Eartha Kitt • Jackie Mason • Chris Martin • Bob Costas • Wren T. Brown • Sarah Silverman • Angela Bassett • Sacha Baron Cohen • Yael Naim • Joe Mantegna • Jane Kaczmarek • Maurice LaMarche • Eddie Izzard • Don Pardo • Kelsey Grammer • Ryan Seacrest • Randy Jackson • Ellen DeGeneres • Kara DioGuardi • Simon Cowell • Rupert Murdoch