- Tony Randall
- Hercule Poirot
- Anita Ekberg
- Amanda Beatrice Cross
- Robert Morley
- Hastings
- Maurice Denham
- Japp
- Guy Rolfe
- Duncan Doncaster
- Sheila Allen
- Lady Diane
- James Villiers
- Franklin
- Julian Glover
- Don Fortune
- Grazina Frame
- Betty Barnard
- Clive Morton
- 'X'
- Cyril Luckham
- Sir Carmichael Clarke
- Richard Wattis
- Wolf
- David Lodge
- Sergeant
- Patrick Newell
- Cracknell
- Austin Trevor
- Judson
- Alison Seebohm
- Miss Sparks
- Windsor Davies
- Dragbot
- Sheila Reid
- Mrs. Fortune
- Roger Avon
- Detective Sergeant
- John Bennett
- Waiter
- Charlie Bird
- Taxi Driver
- Robin Burns
- Undertaker
- Pauline Chamberlain
- Gaming Club Patron
- Fred Davis
- Policeman
- Stringer Davis
- Mr. Stringer
- Jack Dearlove
- Policeman
- Sally Douglas
- Glamorous Girl in Gaming Club
- Eden Fox
- Man Waiting for Bus
- Victor Harrington
- Police Escort
- Drewe Henley
- Bowling Alley Attendant
- Walter Henry
- Police Escort
- George Hilsdon
- Gaming Club Patron
- Anthony Lang
- Undertaker
- Roy Lansford
- Man on Airport Escalator
- Fred Machon
- Policeman
- Lola Morice
- Passerby
- Margaret Rutherford
- Miss Jane Marple
- Jack Silk
- Motorcycle Cop
- Jeff Silk
- Motorcycle Cop
- Emile Stemmler
- Waiter
- John Tatham
- Police Detective
- Graham Tonbridge
- Undertaker
