Sid Caesar

as Jacob (voice)

Willem Dafoe

as Hunter (voice)

Chaka Khan

as Marla (voice)

Greg Eagles

as Old Lion / Tiger (voice)

Carl Reiner

as Max (voice)

Frank Welker

as Circus Baboon / Security Guard (voice)

Lee Cherry

as Eddie (voice)

Kenna J. Ramsey

as Sasha (voice)

Brian Beacock

as Trevor (voice)

Wally Wingert

as Raj / Kangaroo (voice)

Dwight Schultz

as Dr. Burke (voice)

Quinton Flynn

as Dr. Wilkins / Spume (voice)

Pat Musick

as Leopard / French Newswoman (voice)