Maddie Hasson
— Dora
Ariella Cannon
— Young Dora
Georgia Lee Ann Milton
— Grace
Mercedes Bryce Morgan
Genesis Rodriguez
— Dr. Melanie
Bryn McAuley
Weronika Sokalska
Jordan Hayes
— Nurse Ida
James McGowan
Benoit Priest
Atticus Mitchell
— Griffin
Davide Fair
— Young Griffin
Andrew McGowan
Max Topplin
— Spencer
Dean Armstrong
Sean Skene
Dan Skene
Scott Johnson
Blane Cypurda
Tony Nappo
