Superman / Hernan Guerra (voice)

Benjamin Bratt

Kirk Langstrom / Batman

Michael C. Hall

Bekka / Wonder Woman

Tamara Taylor

Lex Luthor

Jason Isaacs

Lois Lane (voice)

Paget Brewster

Dr. Will Magnus (voice)

C. Thomas Howell

Karen Beecher / Livewire (voice)

Kari Wahlgren

Ryan Choi / Stephen Shin (voice)

Eric Bauza

Ray Palmer / Tin (voice)

Dee Bradley Baker

Tina / Platinum (voice)

Grey DeLisle

Pete Ross (voice)

Larry Cedar

Highfather (voice)

Richard Chamberlain

Emil Hamilton (voice)

Trevor Devall

President Waller (voice)

Penny Johnson Jerald

Pat Dugan (voice)

Dan Gilvezan

Dr. Sivana (voice)

Daniel Hagen

Orion (voice)

Josh Keaton

Michael Holt / Bronze Tiger (voice)

Arif S. Kinchen

Jor-El / Jimmy Olsen (voice)

Yuri Lowenthal

Silas Stone (voice)

Carl Lumbly

Victor Fries (voice)

Jim Meskimen

Victor Stone (voice)

Tayla Parx

John Henry Irons / Granny Goodness / Mugger (voice)

Khary Payton

Steve Trevor (voice)

Tahmoh Penikett

Jean Palmer (voice)

Andrea Romano

Cop / Mr. Guerra (voice)

André Sogliuzzo

General Zod / Darkseid (voice)

Bruce Thomas

Lara Lor-Van (voice)

Lauren Tom

Tough Guy (voice)

Marcelo Tubert

Blockbuster (voice) (uncredited)

Bruce Timm