Benjamin Bratt Superman / Hernan Guerra (voice) Michael C. Hall Batman / Kirk Langstrom (voice) Tamara Taylor Wonder Woman / Bekka (voice) Jason Isaacs Lex Luthor (voice) C. Thomas Howell Dr. Will Magnus (voice) Paget Brewster Lois Lane (voice) Kari Wahlgren Karen Beecher / Livewire (voice) Grey DeLisle Tina / Platinum (voice) Larry Cedar Pete Ross (voice) Eric Bauza Ryan Choi / Stephen Shin (voice) Penny Johnson Jerald President Waller (voice) Dee Bradley Baker Ray Palmer / Tin (voice) Richard Chamberlain Highfather (voice) Trevor Devall Emil Hamilton (voice) Dan Gilvezan Pat Dugan (voice) Daniel Hagen Dr. Sivana (voice) Josh Keaton Orion (voice) Arif S. Kinchen Michael Holt / Bronze Tiger (voice) Yuri Lowenthal Jor-El / Jimmy Olsen (voice) Carl Lumbly Silas Stone (voice) Jim Meskimen Victor Fries (voice) Khary Payton John Henry Irons / Granny Goodness / Mugger (voice) Tahmoh Penikett Steve Trevor (voice) Andrea Romano Jean Palmer (voice) André Sogliuzzo Cop / Mr. Guerra (voice) Bruce Thomas General Zod / Darkseid (voice) Lauren Tom Lara Lor-Van (voice) Marcelo Tubert Tough Guy (voice) Bruce Timm Blockbuster (voice) (uncredited)