Narrator / Cera's Dad (voice)
Ducky (voice)
Petrie (voice)
Littlefoot (voice)
Spike / Clubtail (voice)
Cera / Longneck (voice)
Grandpa Longneck (voice)
Grandma Longneck (voice)
Lizzie / Bonehead (voice) (as Cree Summer-Francks)
Skitter (voice)
Rocky (voice)
Dusty (voice) (as Ashley Orr)
Ducky's Mom / Petrie's Mom (voice)
Big Daddy (voice)
Tria (voice)
Additional Voices (voice)
Tinysaurus (voice)