Leo Howard

as Jack Hightower

as Tommy Harte

as Jake

as Ethan Machado

as Ethan

as Charlie

as Mav Montana

as Sven

as Gordie

as Grover Jones

as Alexander

as August

as Troy West

as Young Conan

as Self

as Self

as Jack Brewer

as Logan Hunter

as Logan Hoffman

as Laser Short

as Young Snake Eyes

as Additional Voices (voice)

as Leo Little

as Eric Brooks

as Little Karate Kid