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Ivo Graham as Graham Young |
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Katherine D. Watson as Self - Crime Historian |
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Wendy Parry as Self - Detective Constable |
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Anthony Odhams as Self - Hadland's Employee |
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Inês Moreira as Self - Toxicologist |
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John Marquis as Self - Former Reporter |
| Directing | Matt Blyth | Director |
| Production | Seren Quinn | Production Assistant |
| Crew | Neil Parkes | Cinematography |
| Production | Mette Kanne-Behrendsen | Production Manager |
| Editing | Katy Tanner | Archival Footage Research |
| Production | Jenni Day | Head of Production |
| Production | Kate Beal | Executive Producer |
| Production | Nick Mavroidakis | Executive Producer |
| Editing | Stephen Springate | Archival Footage Coordinator |
| Production | Laura Caroe | Producer |
| Editing | Matt Blyth | Editor |
| Production | Jon Hutchings | Production Assistant |
| Production | Hannah Kelly | Production Coordinator |
