 | Jonny Lee Miller als Graeme Obree |
 | Sean Brown als Young Graeme Obree |
| Joseph Carney als Child Gang Leader |
 | Billy Boyd als Malky |
 | Laura Fraser als Anne Obree |
 | Brian Cox als Douglas Baxter |
 | Ron Donachie als Scobie |
 | Morven Christie als Katie |
 | David Hounslow als "Specialized" Representative |
 | Gary Hollywood als Cycle Courier |
 | Pauline Lynch als Second Office Receptionist |
 | Moray Hunter als Armstrong |
 | Steven Berkoff als Ernst Hagemann |
 | Niall Greig Fulton als Adult Gang Leader |
| Douglas Mackinnon | Director |
| John Brown | Writer |
| Simon Rose | Writer |
| Declan Hughes | Writer |
| Martin Hagemann | Co-Producer |
| Maureen Duff | Casting |
| Ursula Cleary | Art Direction |
| Sara Giles | Producer |
| Alan Kaplan | Executive Producer |
| Colin Monie | Editor |
| Lee Porter | Set Decoration |
| Lisa Buscher | Makeup Artist |
| Peter Gallagher | Producer |
| Alasdair Waddell | Executive Producer |
| Niccolo Innocenti | Co-Producer |
| Maxine Dallas | Makeup Artist |
| Simon Rose | Executive Producer |
| Kai Künnemann | Co-Producer |
| Alexandra Caulfield | Costume Design |
| Peter Broughan | Producer |
| Niamh Morrison | Makeup Artist |
| Ethian Hugo | Makeup Artist |
| Mike Gunn | Production Design |
| Sarah Fidelo | Makeup & Hair |
| Claire Chapman | Producer |
| Martin Phipps | Original Music Composer |
| Gavin Finney | Director of Photography |
