as Ethan Barnett / Younger Ethan

as Cody

as Max

as Percy

as Little Dirk

as The Son

as Tyler

as Young Percy Jackson

as Gavin

as Willie

as Sonny Child

as Noah Bailey

as Charlie

as Remi

as Neptune (voice)

as John Christopher

as Ben (6 Years Old)

as Mac

as Sawyer / Kitten

as Tom

as Miles Morgan

as Kit

as Goblin #3

as Boy (young)