Struggling to cope after a move to the city with his mother, Elmer runs away in search of Wild Island and a young dragon who waits to be rescued. Elmer’s adventures introduce him to ferocious beasts, a mysterious island and the friendship of a lifetime.
Jacob Tremblay
Elmer Elevator (voice)
Golshifteh Farahani
Dela Elevator (voice)
Gaten Matarazzo
Boris the Dragon (voice)
Dianne Wiest
Iris the Rhinoceros (voice)
Rita Moreno
Mrs. McClaren (voice)
Chris O'Dowd
Kwan the Macaque (voice)
Judy Greer
Soda the Whale (voice)
Alan Cumming
Cornelius the Crocodile (voice)
Yara Shahidi
Callie (voice)
Jackie Earle Haley
Tamir the Tarsier (voice)
Mary Kay Place
Narrator (voice)
Leighton Meester
Sasha (voice)
