Kiefer Sutherland
Samson (voice)

Jim Belushi
Benny (voice)

Eddie Izzard
Nigel (voice)

Janeane Garofalo
Bridget (voice)

William Shatner
Kazar (voice)

Richard Kind
Larry (voice)

Greg Cipes
Ryan (voice)

Colin Hay
Fergus Flamingo (voice)

Miles Marsico
Duke (voice)

Jack De Sena
Eze (voice)

Don Cherry
Penguin MC (voice)

David Cowgill
Hamir (voice)

Lenny Venito
Stan (voice)

Joseph Siravo
Carmine (voice)

Patrick Warburton
Blag (voice)

Jonathan Kimmel
Scab (voice)

Miss Coco Peru
Mama Hippo (voice)

Kevin Michael Richardson
Samson' Father (voice)

Jess Harnell
Additional Voices (voice)

Fred Tatasciore
Additional Voices (voice)

Laraine Newman
Additional Voices (voice)

Kari Wahlgren
Baby Hippo/Walla (voice)

Audrey Wasilewski
Additional Voice (voice)

Peter Pamela Rose
Additional Voice (voice)

Paul Pape
Man #1 (voice)

Nolan North
Additional Voices (voice)

Mona Marshall
Screaming Woman / Dung Beetle #4 (voice)

Danny Mann
Additional Voices (voice)

Carolyn Lawrence
Ladybird / Monkey Girl (voice)

Josh Keaton
Rhino (voice)

John Kassir
Additional Voice (voice)

Emily Johnson
(voice)

Bridget Hoffman
(voice)

Nicholas Guest
(voice)

Eddie Frierson
(voice)

Pat Fraley
(voice)

Jeannie Elias
(voice)

Terri Douglas
Koala Toy (voice)

Debi Derryberry
Dung Beetle #3 / Monkey Girl (voice)

Jason Connery
Flamingo (voice)

Bob Bergen
Additional Voices (voice)

Greg Berg
Vulture (voice)

Bob Joles
Camo / Ringleader (voice)

Chris Edgerly
Cloak (voice)

Julianne Buescher
Dung Beetle #2 (voice)

Nika Futterman
Dung Beetle #1 (voice)

Dominic Scott Kay
Young Samson (voice)