Matt Ryan

as John Constantine (voice)

Jerry O'Connell

as Clark Kent / Superman (voice)

Taissa Farmiga

as Rachel Roth / Raven (voice)

Jason O'Mara

as Bruce Wayne / Batman (voice)

Rosario Dawson

as Diana Prince / Wonder Woman (voice)

Stuart Allan

as Damian Wayne / Robin (voice)

Rebecca Romijn

as Lois Lane (voice)

Rainn Wilson

as Lex Luthor (voice)

Tony Todd

as Darkseid (voice)

Shemar Moore

as Victor Stone / Cyborg (voice)

Christopher Gorham

as Barry Allen / The Flash (voice)

Ray Chase

as Jason Blood / Etrigan (voice)

Camilla Luddington

as Zatanna (voice)

Hynden Walch

as Harley Quinn (voice)

Liam McIntyre

as Captain Boomerang (voice)

Roger Cross

as John Stewart / Green Lantern (voice) / Swamp Thing (voice)

John DiMaggio

as King Shark / Trigon (voice)

Sachie Alessio

as Lady Shiva (voice)

Matt Lanter

as Arthur Curry / Aquaman (voice)

Sean Astin

as Billy Batson / Shazam (voice)

Nyambi Nyambi

as J'onn J'onzz / Martian Manhunter (voice)