- Country: UK
- Genres: Drama, Thriller
- Release: 1953-05-01
- Director: Robert S. Baker
- Writers: John Gilling , Roy Chanslor
- Language: English
- Stars: Terence Morgan , Joan Rice , Raymond Lovell , Dianne Foster , Hector Ross , Colin Tapley , Esmond Knight (1906–1987) , Arthur Lovegrove , Mark Baker , Esma Cannon
- Runtime: 69 min
- Awards: N/A
- AKA: The Steel Key , The Steel Key (United Kingdom) , The Steel Key (United States of America)
- Plot: An adventurer investigates the theft of a formula for hardened steel, assisted by his girlfriend.
- IMDB:tt0046367
The Steel Key Cast · · · ALL
Robert S. Baker
Director
Terence Morgan
Johnny O'Flynn
Joan Rice
Doreen Wilson
Raymond Lovell
Inspector Forsythe
Dianne Foster
Sylvia Newman
Colin Tapley
Dr. Crabtree
Esmond Knight
(1906–1987)
Prof. Newman
Mark Baker
Dr. Metcalfe
Cyril Conway
Sgt. Cove
Hector Ross
Beroni
Arthur Lovegrove
Gilchrist
Esma Cannon
Patient in Doctor's Waiting Room
Sam Kydd
Chauffeur
Michael Balfour
'The Mae McCleod' Captain
Tom Gill
Hotel Receptionist
Hal Osmond
Taxi Driver