- Jim Dale
- Jeff Eldon
- Spike Milligan
- Dr. Harz
- Angela Douglas
- Janine
- John Bluthal
- Jerry
- Norman Rossington
- Tom
- Milo O'Shea
- Dr. Jameson
- Richard Beaumont
- Billy White
- Dinsdale Landen
- Colonel Masters
- Garfield Morgan
- Rogerson
- Victor Spinetti
- Professor Ribart
- Harry Towb
- Ringmaster
- Kenneth J. Warren
- General Frank
- Bob Todd
- The Great Manzini
- Margaret Stuart
- Assistant
- Molly Urquhart
- Aunt Ina
- Victor Maddern
- Dog Home Manager
- Frank Thornton
- Estate Agent
- Sandra Caron
- General's Aide
- Edward Underdown
- Grandfather
- Ben Aris
- Army Captain
- Sheila Steafel
- Control Operator
- Clovissa Newcombe
- Bunny Girl
- Rob Stewart
- Train Driver
- Maxine Casson
- Telephone Operator
- Henry McGee
- TV Announcer
- Richard Calder
- Army Soldier
- Joe Dunne
- Sentry
- Maurice Dunster
- Road Cafe Cook
- Aileen Lewis
- Lady With Rolls-Royce
- John Tatham
- NATO Committee Member
- Joe Wadham
- Police Sergeant
- Fred Wood
- Observer with Jim Dale
