Rob Schneider

Dodger (voice)

Melanie Griffith

Tyra (voice)

William Baldwin

Sarco (voice)

Jane Lynch

Sue Fitzpatrick (voice)

Pamela Adlon

Ernie Fitzpatrick (voice)

Tara Strong

Julia Fitzpatrick (voice)

Stephen Baldwin

Surly (voice)

Yuri Lowenthal

Max Santiago (voice)

Grey DeLisle

Baby T-rex (voice)

Fred Tatasciore

Dr. Santiago (voice)

Tom Kenny

Borace / Burger Attendant / Guard #2 / Tour Guide (voice)

Nolan North

Morris / Guard #3 (voice)

John DiMaggio

Horace / Big Guard (voice)

Dee Bradley Baker

Dinosaur Vocal Effects (voice)

Jessica DiCicco

Additional Voices (voice)

Roger Craig Smith

Additional Voices (voice)

Ben Diskin

Additional Voices (voice)

Kari Wahlgren

Additional Voices (voice)

Dawnn Lewis

Additional Voices (voice)

Mary Elizabeth McGlynn

Additional Voices (voice)

Jamie Simone

Additional Voices (voice)

Melanie Abramoff

Additional Voices (voice)

Megan Lovegren

Additional Voices (voice)