- Country: USA
- Genres: Crime, Drama, Romance
- Release: 1948-05-31
- Director: R.G. Springsteen
- Writers: John K. Butler
- Language: English
- Stars: Lynne Roberts , Lloyd Bridges , Lloyd Bridges , George Zucco , June Storey , Trevor Bardette , John Kellogg , Jack Overman , Roy Barcroft , Roy Barcroft , Douglas Evans (I) (1904–1968) , Milton Parsons
- Runtime: 60 min
- Awards: N/A
- AKA: Investigador Secreto (Brazil) , Secret Service Investigator (United Kingdom) , Secret Service Investigator , Secret Service Investigator (United States of America)
- Plot: Steve Mallory (Lloyd Bridges), a returning war hero, has an uncanny resemblance to Dan Redfern (Lloyd Bridges), and a Secret Service agent has him impersonate Redfern, who unknown to the counterfeiting gang has been killed, infiltrate the forgers, find out the name of the leader and put an end to their activities from within.
- IMDB:tt0040768
Secret Service Investigator Cast · · · ALL
R.G. Springsteen
Director
Lynne Roberts
Susan Lane
Lloyd Bridges
Steve Mallory / Dan Redfern
George Zucco
Otto Dagoff
June Storey
Laura Deering Redfern
Trevor Bardette
Trevor Bardette
John Kellogg
Benny Deering
Jack Overman
Herman
Roy Barcroft
Al Turk
Douglas Evans
(I)
(1904–1968)
Secret Service Inspector Crehan
Milton Parsons
Miller
James Flavin
Police Inspector Thorndyke
William ‘Billy’ Benedict
Counterman
Minerva Urecal
Mrs McGiven
Tommy Ivo
Teddy Lane
Sam McDaniel
Porter