- Rod Taylor
- Scobie Malone
- Christopher Plummer
- Sir James Quentin
- Lilli Palmer
- Sheila Quentin
- Camilla Sparv
- Lisa Pretorius
- Daliah Lavi
- Maria Cholon
- Clive Revill
- Joseph
- Lee Montague
- Denzil
- Calvin Lockhart
- Jamaica
- Derren Nesbitt
- Pallain
- Edric Connor
- Julius
- Paul Grist
- Coburn
- Burt Kwouk
- Pham Chinh
- Russell Napier
- Leeds
- Ken Wayne
- Ferguson
- Charles 'Bud' Tingwell
- Jacko
- Franchot Tone
- Ambassador Townsend
- Lewis Alexander
- Wimbledon Tennis Spectator
- Andrew Andreas
- Waiter
- Jack Arrow
- Tennis Spectator
- John Bailey
- Man at Airport
- Vincent Ball
- Australian Policeman
- David Baron
- Man in Bowtie
- Roy Beck
- Ice Cream Seller at Wimbledon
- Hyma Beckley
- Wimbledon Tennis Spectator
- Keith Bonnard
- Cameraman
- Donald Campbell
- Morgue Attendant
- Edward Cast
- Immigration Officer
- Peter Clay
- Assailant in Jeans
- Gerry Crampton
- Rifleman
- Dan Cressey
- Officer
- Shaun Curry
- Reporter
- Harry Fielder
- Car Driver
- Victor Harrington
- Wimbledon Tennis Spectator
- Walter Henry
- Security Guard at Wimbledon Royal Box
- George Hilsdon
- Security Guard on Gate at Wimbledon
- Lew Hooper
- Security Guard / Man in Phonebox (uncredited)
- Patrick Jordan
- Police Officer
- Gerry Judge
- Waiter
- Juba Kennerley
- Reception Guest
- Roy Lansford
- Tennis Spectator
- Aileen Lewis
- Wimbledon Tennis Spectator
- Jay McGrath
- Reporter
- Leo McKern
- Flannery
- Lionel Murton
- Reporter on Steps
- David Nettheim
- Blaney
- James Payne
- Taxi Driver
- Dido Plumb
- Arab Dignitary
- Terence Plummer
- Assailant in Black
- Peter Reynolds
- Casino Manager
- Pat Ryan
- Wimbledon Tennis Spectator
- Tony Selby
- Cameraman
- Gerald Sim
- Airport Official
- Ramon St. Clair
- Waiter
- Nick Tate
- Sir James' Assistant
- John Tatham
- Wimbledon Tennis Spectator
- Oliver Tomlin
- Tennis Spectator
- Joe Wadham
- Driver
