 | Simon Cotton als Ronnie Kray |
 | Kevin Leslie als Reggie Kray |
 | George Webster als The Author |
 | Alexa Morden als Lisa |
 | Josh Myers als Frankie Fraser |
 | Adrian Bouchet als Frank |
 | Ian Attard als Jack |
 | Phil Dunster als Dickie Baker |
 | James Weber Brown als Leslie |
| Dan Parr als Teddy Smith |
| Sandy Batchelor als Ian Barrie |
 | Oengus MacNamara als Lennie |
| Sebastian Brown | Writer |
| Zackary Adler | Director |
| Ken Brown | Writer |
| Nicci Topping | Casting |
| Paul Mark Synnott | Art Department Assistant |
| Ken Brown | Producer |
| Craig Tuohy | Producer |
| Victoria Conte | Costume Supervisor |
| Luis San Martin | Art Direction |
| Felix Coles | Production Design |
| Luke Palmer | Director of Photography |
| Sebastian Brown | Producer |
| Cassi Brookes | Makeup Artist |
| Anthony McHugh | First Assistant Camera |
| Matt Allsop | Steadicam Operator |
| Sophie Brown | Hairstylist |
| Emma J. Slater | Makeup Designer |
| Tom Worth | Visual Effects |
| Dan Styles | Stunt Coordinator |
| Ben Baird | Sound Re-Recording Mixer |
| Tom Nowell | Gaffer |
| Jon Pugh | Visual Effects |
| Kim Tizard-Lee | Costume Design |
| Kevin Pollard | Original Music Composer |
| Simon Norman | Boom Operator |
| Barry Moen | Editor |
| Aglaé Parisis | Production Coordinator |
| Xenia Taylor | Script Supervisor |
| Claudette Fruchier | Prosthetic Designer |
| Guy Murray-Brown | First Assistant Director |
