- Country: USA
- Genres: Crime, Drama, History
- Release: 1949-07-22
- Director: William C. Thomas
- Writers: Milton Raison , Whitman Chambers , Lewis R. Foster
- Language: English
- Stars: William Eythe , George Reeves , Kasey Rogers , Paul Valentine , Tom Powers , Carole Mathews , Frank Puglia , Virginia Christine , Raymond Bond , John Hart
- Runtime: 71 min
- Awards: N/A
- AKA: Special Agent (United States of America) , Agente Especial (Brazil) , Special Agent , Special Agent (United Kingdom) , To mystiko tou gymnou dendrou (Greece) , A mano armada (Mexico) , Döden stiger på tåget (Sweden)
- Plot: Railroad detective Johnny Douglas investigates a payroll robbery and the murder of a train crew. Tedious but thorough police work leads him to the identities of two brothers, Paul and Ed Devereaux. The Devereaux brothers hide the stolen loot and return to their father's ranch,which they hope to save from foreclosure with the take from the robbery. When the sons of two of the murdered train crew discover the hidden payroll, Johnny has a chance to spring a trap on the Devereaux boys.
- IMDB:tt0041910
Special Agent Cast · · · ALL
William C. Thomas
Director
William Eythe
Johnny Douglas
Kasey Rogers
Lucille Peters (as Laura Elliot)
Paul Valentine
Edmond Devereaux
George Reeves
Paul Devereaux
Carole Mathews
Rose McCreary
Tom Powers
Chief Special Agent Wilcox
Raymond Bond
Sheriff Babcock
Frank Puglia
Grandfather Devereaux
Walter Baldwin
Pop Peters
Jeff York
Jake Rumpler
Virginia Christine
Mabel Rumpler