John Ingle

Narrator / Cera's Dad (voice)

Nick Price

Littlefoot (voice)

Frank Welker

Spinosaurus (voice)

Aria Noelle Curzon

Ducky (voice)

Rob Paulsen

Spike / Mr. Clubtail / Guido (voice)

Camryn Manheim

Tria (voice)

Anndi McAfee

Cera (voice)

Kenneth Mars

Grandpa / Parasaurlophus (voice)

Miriam Flynn

Grandma (voice) (uncredited)

Tress MacNeille

Petrie's Mom (voice)

Jeff Bennett

Petrie / Petrie's Sibbling #2 (voice)

Nika Futterman

Petrie's Sibbling #1 / Tricia (voice)