Sam Liu Director Lauren Montgomery Director Mark Harmon Superman Voice William Baldwin Batman Voice Chris Noth Lex Luthor Voice Gina Torres Superwoman Voice James Woods Owlman Voice Bruce Davison President Wilson Voice Jonathan Adams J'onn J'onzz Voice Brian Bloom Ultraman Voice Vanessa Marshall Wonder Woman Voice Josh Keaton The Flash , Aquaman Voice Dwayne McDuffie Screenwriter Alan Burnett Producer Bobbie Page Producer Sam Register Executive Producer Bruce Timm Executive Producer James L. Venable Original Music Margaret Hou Film Editing Maria Estrada Casting