Soren Fulton

as John Tossel

as Howard

as Lane 'LJ' Bradley Jr.

as Patrick Wise

as Nate

as Jesse

as Caleb Cottrell

as Fagan Kai

as Joe Koerner

as James Levay

as Mordred (voice)

as Self

as Fermat

as Howie

as Rob Austin

as 10-Year-Old Boy (uncredited)

as Eric

as Mordred / J'onn's Children (voice)

as Mordred (voice)

as Johnny Rocket

as Jordan

as Kyle Rogers

as Boy

as Jersey

as Birthday Boy

as Timmy

as Justin

as Hostage Boy