- Shirley Anne Field - Pauline Shields
- Pamela Green - Milly
- John Barrard - Small Man (uncredited)
- Robert Crewdson - Shop Assistant on Film Set (uncredited)
- Nigel Davenport - Det. Sgt. Miller (uncredited)
- Susan Travers - Lorraine the Model (uncredited)
- Martin Miller - Dr. Rosen
- Keith Baxter - Det. Baxter (uncredited)
- John Chappell - Clapper Boy (uncredited)
- Roland Curram - Young Man in Sports Car (uncredited)
- John Dunbar - Police Doctor (uncredited)
- Maurice Durant - Publicity Chief (uncredited)
- Paddi Edwards - Girl Electrician (uncredited)
- Cornelia Frances - Girl in Sports Car Leaving Studio (uncredited)
- Veronica Hurst - Miss Simpson - Jarvis' Secretary (uncredited)
- M. Le Compte - Lover in Garden (uncredited)
- Mme. Le Compte - Lover in Garden (uncredited)
- Bartlett Mullins - Mr. Peters - News Agent Shop Owner (uncredited)
- Pete Murray - Young Man Embracing Girl (uncredited)
- Margaret Neale - Mark's Stepmother (uncredited)
- Columba Powell - Mark as a Child (uncredited)
- Guy Kingsley Poynter - P. Tate - Studio Cameraman (uncredited)
- Frankie Reidy - Mark's Mother on Deathbed (uncredited)
- Alan Rolfe - Store Detective (uncredited)
- Frank Singuineau - Electrician #1 (uncredited)
- Peggy Thorpe-Bates - Mrs. Partridge (uncredited)
- Robert Vossler - Policeman (uncredited)
- Brian Wallace - Tony - Downstairs Lodger in Lewis' House (uncredited)
- Brian Worth - Assistant Director (uncredited)
- Michael Powell
- Ted Sturgis
- Leo Marks
-
Michael Powell
- Gordon K. McCallum
- Brian Easdale
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