 | Tim Daly als Clark Kent / Superman (voice) |
 | Kevin Conroy als Bruce Wayne / Batman (voice) |
 | Dana Delany als Lois Lane (voice) |
 | Clancy Brown als Lex Luthor (voice) |
 | Mark Hamill als The Joker (voice) |
 | Arleen Sorkin als Harley Quinn (voice) |
 | Lisa Edelstein als Mercy Graves (voice) |
 | Bob Hastings als Commissioner Jim Gordon (voice) |
 | Efrem Zimbalist Jr. als Alfred Pennyworth (voice) |
 | Joseph Bologna als SCU Lt. Dan Turpin (voice) |
 | Robert Costanzo als Detective Harvey Bullock (voice) |
 | George Dzundza als Perry White (voice) |
 | Lauren Tom als Angela Chen (voice) |
 | Brad Garrett als Bibbo (voice) |
| Toshihiko Masuda | Director |
| Stan Berkowitz | Screenplay |
| Steve Gerber | Screenplay |
| Paul Dini | Story |
| Paul Dini | Screenplay |
| Alan Burnett | Story |
| Alan Burnett | Screenplay |
| Rich Fogel | Screenplay |
| Andrea Romano | Casting |
| Alan Burnett | Producer |
| Michael McCuistion | Music |
| Bruce Timm | Producer |
| Paul Dini | Producer |
| Leslie Lamers | Casting |
| Rob Desales | Assistant Editor |
| Lolita Ritmanis | Additional Music |
| Brian Hoag | Online Editor |
| Shirley Walker | Theme Song Performance |
| Jean MacCurdy | Executive Producer |
| Joe Gall | Supervising Film Editor |
| Glen Murakami | Art Direction |
| Tommy Tejeda | Art Designer |
| George Brooks | Sound Effects Editor |
| Robert Hargreaves | Supervising Sound Effects Editor |
| Gregory Beaumont | Sound Effects Editor |
| Mark A. Keatts | Supervising Sound Editor |
| Koji Takeuchi | Production Supervisor |
| Liza-Ann Warren | Production Supervisor |
