Patrick Warburton

Rip Smashenburn (voice)

Lucy Liu

Raquel Smashenburn (voice)

Rachel Dratch

Alice Smashenburn (voice)

E. G. Daily

Billy Smashenburn (voice)

Artie Lange

Turbo (voice)

James Sie

Sam Chang (voice)

Marie Matiko

Suki (voice)

John Michael Higgins

Ransom Transom / Sparks (voice)

James Arnold Taylor

Sports Psychologist / Troll / Football Player (voice)

Jeffrey Tambor

Dr. Zed (voice)

Bill Farmer

Announcer (voice)

Danica McKellar

Elsa (voice)

Dave Sheridan

Alonzo / Eskimo / Announcer (voice)

Dorothy Elias-Fahn

Tiffany / Brandy (voice)

Jessica Glassberg

Sylvie Glassberg (voice)

David Sacks