| Person | Type | Job | Role(s) |
|---|---|---|---|
 Charlie Chaplin | Crew | Directing | Director, Writer, Producer, Original Music Composer |
 Ferdinand Bellan | Crew | Art | Production Design |
 Georges Périnal | Crew | Camera | Director of Photography |
John Merrick | Crew | Production | Casting |
John Seabourne Sr. | Crew | Editing | Editor |
Ron Drinkwater | Crew | Camera | Clapper Loader |
Allan Harris | Crew | Art | Art Direction |
Denys Pavitt | Crew | Art | Art Direction |
Wally Fairweather | Crew | Camera | Focus Puller |
 Alan Gifford | Cast | Actor | School Superintendent |
Arthur Gross | Cast | Actor | Autograph Hunter (uncredited) |
 Bill Nagy | Cast | Actor | Television Announcer (uncredited) |
Charlie Chaplin | Cast | Actor | King Shahdov |
Clifford Buckton | Cast | Actor | Member of Atomic Commission |
 Dawn Addams | Cast | Actress | Ann Kay - TV Specialist |
 Frazer Hines | Cast | Actor | Boy (uncredited) |
George Truzzi | Cast | Comedian | |
 George Woodbridge | Cast | Actor | Member of Atomic Commission |
 Harry Green | Cast | Actor | Lawyer |
 Hugh McDermott | Cast | Actor | Bill Johnson (uncredited) |
 Jerry Desmonde | Cast | Actor | Prime Minister Voudel |
 Joan Ingram | Cast | Actress | Mona Cromwell - Hostess |
 John McLaren | Cast | Actor | Macabee Senior |
Joy Nichols | Cast | Singer | |
Lauri Lupino Lane | Cast | Comedian | |
 Maxine Audley | Cast | Actress | Queen Irene |
 Michael Chaplin | Cast | Actor | Rupert Macabee |
 Oliver Johnston | Cast | Actor | Ambassador Jaume |
 Penelope Horner | Cast | Actress | Girl (uncredited) |
 Phil Brown | Cast | Actor | Headmaster |
Richard Shaw | Cast | Actor | Butler (uncredited) |
 Robert Arden | Cast | Actor | Liftboy |
 Robert Cawdron | Cast | Actor | U.S. Marshal |
Roy Hines | Cast | Actor | Boy (uncredited) |
 Shani Wallis | Cast | Actress | Singer |
 Sid James | Cast | Actor | Johnson - TV Advertiser |
Vincent Lawson | Cast | Member of Atomic Commission | |
 Yvonne Romain | Cast | Actress | Older Girl |
Gareth Tandy | Cast | Boy (uncredited) | |
Pat Gibson | Cast | Girl (uncredited) | |
Tubby Hayes | Cast | Nightclub Saxophonist (uncredited) | |
Tony Crombie | Cast | Nightclub Drummer (uncredited) | |
Jemma Hyde | Cast | Girl (uncredited) | |
Nicholas Tannar | Cast | Butler (uncredited) | |
David Tilley | Cast | Boy (uncredited) | |
Pauline Keen | Cast | Older Girl (uncredited) | |
Jose Read | Cast | Boy (uncredited) | |
Howard Vaughn | Cast | Boy (uncredited) | |
Robin Wheeler | Cast | Cooking Student (uncredited) | |
Ross Yeo | Cast | Boy (uncredited) | |
Jeanette Jacobs | Cast | Girl (uncredited) | |
Gillian Watt | Cast | Teenager (uncredited) | |
Anne Gilleno | Cast | Nurse (uncredited) | |
Antoinette Seaborn | Cast | Girl (uncredited) | |
Lilian Grassom | Cast | Cute Girl (uncredited) | |
Michael Saunders | Cast | Boy (uncredited) | |
Kevin Kelly | Cast | Boy (uncredited) | |
| Person | Type | Job | Role(s) |
