- Country: USA
- Genres: Action, Adventure, Crime
- Release: 1945-07-07
- Director: Spencer Gordon Bennet , Yakima Canutt , Richard Cherwin , Wallace Grissell
- Writers: Albert DeMond , Basil Dickey , Jesse Duffy , Joseph F. Poland
- Language: English
- Stars: Marten Lamont , Helen Talbot , George J. Lewis , Lorna Gray , Hal Taliaferro , LeRoy Mason , William Stevens , Maurice Cass , Kernan Cripps , Elaine Lange
- Runtime: 169 min
- Awards: N/A
- AKA: Agente Federal 99 (Brazil) , Agente secreto 99 (Mexico) , Federal Operator 99 (United States of America) , Federal Operator 99 , Federal Operator 99 (United Kingdom) , Mystikos praktor 99 (Greece)
- Plot: Crime lord Jim Belmont escapes FBI custody and begins a reign of thievery that is thwarted at every turn by Jerry Blake, the FBI's Operator 99.
- IMDB:tt0037694
Federal Operator 99 Cast · · · ALL
Spencer Gordon Bennet
Director
Yakima Canutt
Director
Richard Cherwin
Director
Wallace Grissell
Director
Marten Lamont
Jerry Blake
Helen Talbot
Joyce Kingston
George J. Lewis
Jim Belmont
Lorna Gray
Rita Parker
Hal Taliaferro
Matt Farrell
LeRoy Mason
Morton
William Stevens
Agent Fred Martin
Maurice Cass
Signor Giuseppe Morello
Kernan Cripps
Agent Thomas Jeffries
Elaine Lange
Countess Delremy
Frank Jaquet
Warren Hunter
Forrest Taylor
Otto Wolfe
Jay Novello
Heinrick
Tom London
Prof. Crawford
Jack Ingram
Riggs