- Country: UK
- Genres: Crime, Drama, Mystery
- Release: 1953-12-01
- Director: John Guillermin
- Writers: Francis Durbridge , A.R. Rawlinson , John Guillermin
- Language: English
- Stars: Guy Rolfe , Lisa Daniely , Patricia Dainton , Sydney Tafler , Ballard Berkeley , Anton Diffring , Michael Golden , James Raglan , Avice Landone , Brian Worth
- Runtime: 70 min
- Awards: N/A
- AKA: Operation Diplomat (United States of America) , Jarrahe majeraju (Iran) , Operation Diplomat (Australia) , Operation Diplomat , Operation Diplomat (United Kingdom)
- Plot: Doctor Fenton is abducted and forced to operate on a mysterious figure. Meanwhile, Inspector Austin investigates the murder of Fenton's assistant. All this has something to do with a missing diplomat.
- IMDB:tt0046147
Operation Diplomat Cast · · · ALL
John Guillermin
Director
Guy Rolfe
Dr. Mark Fenton
Lisa Daniely
Lisa Durand
Patricia Dainton
Sister Rogers
Sydney Tafler
Wade
Ballard Berkeley
Inspector Austin
Anton Diffring
Edward Shroder
Brian Worth
Geoffrey Terry
Avice Landone
Mrs. Terry
Eric Berry
Col. Williams
James Raglan
Sir Oliver Peters
Alexis Chesnakov
Ship's Captain
Michael Golden
Harrison
Derek Aylward
William Franklyn
Dr. Gillespie
Desmond Llewelyn
Police Constable at Barrier