- Author:
- Agatha Christie
- Dramatised by:
- T.R. Bowen.
- Music composed by:
- Ken Howard
- Film Sound:
- Dennis Panchen
- Film Editor:
- Frances Parker
- Photography:
- John Walker
- Producer:
- George Gallaccio
- Director:
- David Tucker
- Miss Marple:
- Joan Hickson
- Jason Rafiel:
- Frank Gatliff
- Miss Kumowitz:
- Barbara Franceschi
- Lionel Peel:
- Peter Tilbury
- Michael Rafiel:
- Bruce Payne
- Mr Broadribb:
- Roger Hammond
- Mr Schuster:
- Patrick Godfrey
- Miss Cooke:
- Jane Booker
- Madge:
- Joanna Hole
- Elizabeth Temple:
- Helen Cherry
- Prof Wanstead:
- John Horsley
- Miss Barrow:
- Alison Skilbeck
- Miss Wimpole:
- Ann Queensberry
- London policeman:
- Oliver Parker
- Alcoholic tramp:
- David Blake Kelly
- Lavinia Glynne:
- Valerie Lush
- Golden Boar receptionist:
- Diana Agnew
- Clothilde Bradbury-Scott:
- Margaret Tyzack
- Anthea Bradbury-Scott:
- Anna Cropper
- Mr Carter:
- Jonathan Adams
- Florence:
- Jackie Downey
