- Writer:
- John Pennington
- Series devised by/Producer:
- Gerard Glaister
- Series devised by:
- N.J. Crisp
- Lighting:
- John Dixon
- Script Editor:
- Geoffrey Tetlow
- Designer:
- John Hurst
- Director:
- Viktors Ritelis
- Male hitch-hiker:
- Ralph Arliss
- Clare Neale:
- Candice Glendenning
- Coach driver:
- Tim Condron
- Policeman:
- Bernard G. High
- Alan Stafford:
- Jonathan Newth
- Det-Sgt Ashe:
- Michael Farnsworth
- John Hardy:
- Marius Goring
- Det-Chief Insp Fleming:
- Victor Winding
- Ted Neale:
- Stuart Saunders
- Brian Rowlandson:
- Mike Pratt
- Mrs. Wright:
- Sarah Grazebrook
- Jo Hardy:
- Ann Morrish
- Sandra Hughes:
- Valerie Murray
- Student:
- Ann Penfold
- Sports-car driver:
- David Butler
- Harris:
- John Rapley
- Pamela Rowlandson:
- Nicolette Roeg
- Hitch-hiker:
- Diana Chappell
