When John North, a budding author, pulls the communication cord of a late night train that is taking him away on a weekend with his publishers wife, he sets in motion a series of events that lead to a train crash, a murder and a police man hunt, but all is not what it seems.
| Directing | Daniel Birt | Director |
| Writing | Michael Pertwee | Writer |
| Production | Anthony Havelock-Allan | Producer |
| Sound | Stanley Black | Original Music Composer |
| Camera | Erwin Hillier | Director of Photography |
| Art | Ivan King | Art Direction |
| Costume & Make-Up | Doreen Hart | Hairstylist |
| Costume & Make-Up | Michael Morris | Makeup Artist |
| Costume & Make-Up | Pearl Orton | Hairstylist |
| Production | Leigh Aman | Production Manager |
| Directing | Cecil R. Foster Kemp | Assistant Director |
| Sound | Cecil Mason | Sound Recordist |
| Camera | Eric Besche | Camera Operator |
| Costume & Make-Up | Amy Binney | Wardrobe Supervisor |
| Editing | Michael C. Chorlton | Supervising Editor |
| Camera | Desmond Davis | Clapper Loader |
