- Writer:
- Donald Wilson
- Producer:
- Leonard Brett
- Director:
- Brandon Acton-Bond
- Music composed by:
- Ray Martin
- Electric organist:
- Tommy Pears
- Musicians:
- The Seven Stars Trio
- Singer:
- Marjorie Daw
- Designer:
- John Clements
- Det.-Insp. Roger Stanton:
- Andrew Osborn
- Martha:
- Lana Morris
- Polly Arden:
- Anne Crawford
- Steve:
- Jack Hobbs
- Willie Walker:
- Dan Cunningham
- A girl:
- Michele Clement
- A woman:
- Pauline Winters
- Mr. Tindall:
- Robert Webber
- Sergeant Quimby:
- Wilfred Babbage
- Joey Walker:
- Walter Fitzgerald
- Sally Walker:
- Lisa Daniely
- Freddie Walker:
- Michael Browning
- The waiter at 'The Seven Stars':
- Arthur Mullard
- Snub:
- Robert Desmond
- Oscar Lilywhite:
- Philip Dale
- Blackie:
- Wolfe Morris
