Hal Jordan / Green Lantern (voice)

Nathan Fillion

Bruce Wayne/Batman

Kevin Conroy

Superman

Tim Daly

Wonder Woman

Susan Eisenberg

Martian Manhunter

Carl Lumbly*

Barry Allen / The Flash (voice)

Michael Rosenbaum

J'onn J'onzz / Martian Manhunter / Ma'alefa'ak (voice)

Carl Lumbly

John Corben / Metallo / Henry Ackerson (voice)

Paul Blackthorne

Cyborg

Bumper Robinson

Bane

Carlos Alazraqui

Vandal Savage (voice)

Phil Morris

Cheetah

Claudia Black

Star Sapphire

Olivia d'Abo

Sam Scudder / Mirror Master (voice)

Alexis Denisof

Lois Lane/Queen

Grey DeLisle

Jimmy Olsen (voice)

David Kaufman

Alfred Pennyworth / Jack (voice)

Robin Atkin Downes

Officer in Charge / Newscaster (voice)

Dee Bradley Baker

Mayor (voice)

Brian George

Ten (voice)

Juliet Landau

King (voice)

Jim Meskimen

Bat Computer (voice)

Andrea Romano

Ace (voice)

Bruce Timm

Special Agent Porter (voice)

Danny Jacobs

Director

Lauren Montgomery