cast
- Robert Keegan
- Innkeeper
- Madge Ryan
- Michael's Mother
- Lois Maxwell
- Cora
- Peter Bowles
- Reuben
- Patience Collier
- Miss Townsend
- Robert O'Neil
- Broker
- Windsor Davies
- Sgt. Reene
- David Bauer
- Uncle Frank
- Geoffrey Chater
- Coroner
- Per Oscarsson
- Santonix
- Helen Horton
- Aunt Beth
- Aubrey Richards
- Dr. Philpott
- Walter Gotell
- Constantine
- Hayley Mills
- Ellie
- Hywel Bennett
- Michael
- Britt Ekland
- Greta
- Ann Way
- Mrs. Philpott
- David Healy
- Jason
- George Sanders
- Lippincott
crew
- Sidney Gilliat
- Director, Producer, Screenwriter
- Leslie Gilliat
- Producer
- Agatha Christie
- Book Author
- Harry Waxman
- Cinematographer
- Bernard Herrmann
- Composer (Music Score)
- Thelma Connell
- Editor
- Wilfred Shingleton
- Production Designer
- John Furniss
- Costume Designer
