 | Ezra Miller als Barry Allen / The Flash |
 | Sasha Calle als Kara Zor-El / Supergirl |
 | Michael Shannon als General Zod |
 | Ron Livingston als Henry Allen |
 | Maribel Verdú als Nora Allen |
 | Kiersey Clemons als Iris West |
 | Antje Traue als Faora-Ul |
 | Michael Keaton als Bruce Wayne / Batman |
 | Ben Affleck als Bruce Wayne / Batman |
 | Ian Loh als Young Barry Allen |
 | Saoirse-Monica Jackson als Patty Spivot |
 | Rudy Mancuso als Albert Desmond |
 | Gal Gadot als Diana Prince / Wonder Woman |
 | Luke Brandon Field |
 | Jeremy Irons als Alfred Pennyworth |
 | Nicolas Cage als Superman / Kal El |
| Carmel Jackson | Makeup Artist |
| Steven Lawrence | Art Direction |
| Benjamin Wallfisch | Original Music Composer |
| Alexandra Byrne | Costume Design |
| Toby Emmerich | Executive Producer |
| Henry Braham | Director of Photography |
| Julia Dehoff | Art Direction |
| Paul D. Austerberry | Production Design |
| Walter Hamada | Executive Producer |
| John Francis Daley | Screenstory |
| Jason Ballantine | Editor |
| Victoria Down | Makeup Designer |
| Jason Knox-Johnston | Supervising Art Director |
| Dominic Capon | Set Decoration |
| Paul Machliss | Editor |
| Bárbara Muschietti | Producer |
| Andy Muschietti | Director |
| Mike Smithson | Makeup Artist |
| Jonathan Goldstein | Screenstory |
| Brandon Jones | Sound Designer |
| Nancy Nugent | Supervising Sound Editor |
| Gardner F. Fox | Characters |
| Marco Anton Restivo | Art Direction |
| Brad Minnich | Visual Effects Supervisor |
| Michael Disco | Producer |
| Bryan Hirota | Visual Effects Supervisor |
| Andrew Lockley | Visual Effects Supervisor |
| Greg ten Bosch | Sound Effects Editor |
| Scott Vosbury | Visual Effects Supervisor |
| Christina Hodson | Screenplay |
| Christina Hodson | Screenstory |
| Paul Savulescu | Assistant Art Director |
| Marianne Jenkins | Executive Producer |
| Randy Torres | Sound Effects Editor |
| Harry Lampert | Characters |
| Will Houghton-Connell | Assistant Art Director |
| Emmy Beech | Makeup Artist |
| Marzenna Fus-Mickiewicz | Makeup Artist |
| Gabor Kerekes | Makeup Supervisor |
| Felicity Hickman | Set Dresser |
| Galen Vaisman | Executive Producer |
| Leonardo Costa | Visual Effects Supervisor |
| Dominique Law | Assistant Art Director |
| Laura Mickiewicz | Art Direction |
| Katie Jones | Set Costumer |
| Christine Lois | Assistant Art Director |
| Sian Midgley | Standby Art Director |
