cast
- Terence Longdon
- Martin Lord
- Jennifer Jayne
- Nita Lord
- Harry Fowler
- Doug Roberts
- Peter Sallis
- Victor Lush
- Alan Wheatley
- Ronald Grey-Simmons
- Vanda Godsell
- Mrs. Grey Simmons
- Arthur Lovegrove
- Ernie Peel
- Hilda Fenemore
- Mrs. Peel
- Mark Dignam
- Sydney Selwyn
- John Arnatt
- Inspector Croft
- Richard Carpenter
- Danny Watts
- Stanley Meadows
- George Brett
- Robert Brown
- Mawsley
- Tom Bowman
- Bart Rennison
- Raymond Austin
- The Intruder
crew
- Montgomery Tully
- Director, Screenwriter
- Maurice J. Wilson
- Producer, Screenwriter
- Rupert Croft-Brooke
- Book Author
- Alan McCabe
- Cinematographer
- Geoffrey Faithfull
- Cinematographer
- John Veale
- Composer (Music Score)
- Philip Martell
- Musical Direction/Supervision
- Maurice Rootes
- Editor
- Frank White
- Art Director
