Anya Taylor-Joy
Marla (voice)
Gabriel Bateman
Charlie (voice)
Daniel Radcliffe
Rex Dasher (voice)
Meghan Trainor
Fairy Godmother (voice)
Adam Lambert
Emperor Maximus (voice)
Kenan Thompson
Bloodbones (voice)
Kirk Thornton
Ook-Ook (voice)
Dan Navarro
Viking Leader (voice)
Maddie Taylor
Glinara (voice)
Cindy Robinson
Nola (voice)
Ian James Corlett
Dogsled Driver (voice)
Christopher Corey Smith
Western Outlaw (voice)
Karen Strassman
Dr. Greta Grim (voice)
Ben Diskin
Seadog (voice)
Wilson Gonzalez Ochsenknecht
Yellow Viking (voice)
Lino DiSalvo
Robotitron (voice)
Kellen Goff
Salty (voice)
Andrew Pifko
S.K.U.L.L. Scientist (voice)
Dino Andrade
Scurvy Pete (voice)
Annakin Slayd
Cop (voice)
Paloma Rodríguez
Valera (voice)
Ryan S. Hill
6 Year Old Charlie (voice)
Tito Ortiz
Royal Guard (voice)
Paul Hurwitz
Running Guard (voice)
Spike Spencer
Additional Voices (voice)