- Writer:
- Berkely Mather
- Designer:
- John Cooper
- Director:
- John Nelson Burton
- Producer:
- Tony Richardson
- Slippy Fives:
- Victor Maddern
- Eileen:
- Billie Whitelaw
- Chief Det.-Insp. Charlesworth:
- John Welsh
- Colonel Smith:
- Basil Dignam
- Archie:
- Norman Pierce
- Waller:
- Fred Griffiths
- Morris:
- Sidney Vivian
- Mavis:
- Josee Richard [billed as Josee Richards]
- Guard:
- Mervyn Blake
- Manager:
- Philip Levene
- Perona:
- Harcourt Curacao
