Dinosaurs

Stuart Pankin

Earl Sinclair (voice)

Jessica Walter

Fran Sinclair (voice)

Jason Willinger

Robbie Sinclair (voice)

Sally Struthers

Charlene Sinclair (voice)

Kevin Clash

Baby Sinclair (voice)

Steve Landesberg

Gary (voice)

Julia Louis-Dreyfus

Heather Worthington (voice)

Ken Hudson Campbell

Crazy Lou (voice)

Jeffrey Tambor

Hank Hibler (voice)

Dan Castellaneta

Zabar (voice)

Michelan Sisti

Additional Dinosaur Performer / Cavepeople

Stephen Caffrey

Scabby (voice)

Harold Gould

Dinosaur Chief (voice)

Robert Picardo

Clerk (voice)

Sally Kellerman

Pteranodon (voice)

Brian Henson

Arthur Rizzic (voice)

Harry Shearer

Narrator (voice)

Perry Anzilotti

Chang Chang