- Writer/Script Editor:
- John Pennington
- Series devised by/Producer:
- Gerard Glaister
- Series devised by:
- N.J. Crisp
- Lighting:
- John Summers
- Sound:
- Richard Chubb
- Designer:
- Robert Berk
- Director:
- Derek Martinus
- Lawrence Richie:
- Geoffrey Bayldon
- Nurse Reynolds:
- Pauline Delany
- Mrs. Evans:
- Barbara Keogh
- Miss Smithson:
- Susan Richards
- Todd:
- Royston Tickner
- Gower:
- Tim Preece
- John Hardy:
- Marius Goring
- Det. Chief Insp. Fleming:
- Victor Winding
- Matron:
- Barbara Leake
- Det.-Sgt. Ashe:
- Michael Farnsworth
- Jo Hardy:
- Ann Morrish
- Sandra:
- Valerie Murray
- Mr. Richie:
- Clifford Mollison
- Mrs. Richie:
- Bee Duffell
- Nurse Bowyer:
- Nicolette Pendrell
- David Reynolds:
- Brian Spink
