Alfre Woodard
voices Mimi
Fred Tatasciore
voices Devil Dinosaur
Utkarsh Ambudkar
voices Anand
Xolo Maridueña
voices Marvin/Kid Kree
Gerald Isaac Waters
voices Eli
Isabella Gomez
voices Cecilia
Myha'la Herrold
voices Jurnee
Peter Weller
voices Dr. Stern
Kalen Aris Whitfield
voices Donny