 | Helen Baxendale als Agatha Christie |
 | Blake Harrison als Travis Pickford |
 | Jacqueline Boatswain als Audrey Evans |
 | Gina Bramhill als Grace Nicory |
 | Daniel Caltagirone als Eli Schneider |
 | Thomas Chaanhing als Frankie Lei |
 | Scott Chambers als Clarence Allen |
 | Vanessa Grasse als Nell Lewis |
 | Jodie McNee als PC O'Hanauer |
 | Elizabeth Tan als Jun Yuhuan |
 | Morgan Watkins als Rocco Vella |
 | Alistair Petrie als Sir Malcolm Campbell |
| Joe Stephenson | Director |
| Tom Dalton | Writer |
| Blair Mowat | Compositor |
| Emily Dalton | Executive Producer |
| Carol Harding | Producer |
| Tom Dalton | Producer |
| Birgit Dierken | Director of Photography |
| Fiona Brands | Editor |
| Paul Booth | Production Design |
| Nigel Egerton | Costume Designer |
| Sallie Adams | Makeup Designer |
| Sallie Adams | Hair Designer |
| Blair Mowat | Original Music Composer |
| Christian Bourne | Production Sound Mixer |
| Grantly Butters | First Assistant Director |
| Nichol Hoye | Script Supervisor |
| Kenneth Cassar | Special Effects Coordinator |
| Nikovich Sammut | Stunt Coordinator |
| George Galea | Location Manager |
| George Galea | Unit Manager |
| Norman Ellul | Location Assistant |
| Lisa Vanoli | Publicist |
| Mark Cassar | Still Photographer |
| Eoghan Synnott | First Assistant Editor |
| James Spiteri | Visual Effects Producer |
| Nigel Gourley | Online Editor |
| Tom Cairns | Colorist |
| Craig Irving | Sound Re-Recording Mixer |
| Marek Forreiter | Dialogue Editor |
| Seb Bruen | Sound Effects Editor |
| Cesline Balzar | Assistant Accountant |
| Sebastian Cardwell | Executive Producer |
| Chamoun Issa | Co-Producer |
