Luke Wilson

Bodi (voice)

Eddie Izzard

Angus Scattergood (voice)

J.K. Simmons

Khampa (voice)

Lewis Black

Linnux (voice)

Kenan Thompson

Riff (voice)

Mae Whitman

Darma (voice)

Jorge Garcia

Germur (voice)

Matt Dillon

Trey (voice)

Sam Elliott

Fleetwood Yak (voice)

Will Finn

Floyd / Carl (voice)

Ash Brannon

Ian (voice)

Liza Richardson

Radio DJ (voice)

Julie Craig

Additional Voices (voice)

Deng Feng

Additional Voices (voice)

Kellen Goff

Rock Show Announcer / Additional Voices (voice)