Jacob Tremblay

Curtis Mehlberg (voice)

Wade, the Kid

Sam Brass

Joe Kane

Charles 'Chuck' Krantz (teen)

Orion (voice)

Igor Nowak

Flounder (voice)

Elmer Elevator (voice)

Luca Paguro (voice)

Luca Paguro (voice)

Finn (voice)

Robin / Damian Wayne (voice)

Middle-Aged Robin (voice)

Robin (voice)

Damian Wayne (voice)

Bradley Trevor

Max

Oliver Foley

Rupert Turner

Ethan

Rory McKenna

Pete the Cat (voice)

Auggie

Peter Carpenter

Self

Tom Patterson

Wes Firth

Cody

Self / Jack