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