"Jerry Blake (aka Federal Operator 99) teams-up with Joyce Kingston to thwart the plans of escaped crime boss Jim Belmont."
Marten Lamont
as Jerry Blake
Helen Talbot
as Joyce Kingston
George J. Lewis
as Jim Belmont
Lorna Gray
as Rita Parker
Hal Taliaferro
as Matt Farrell
LeRoy Mason
as Morton
William Stevens
as Agent Fred Martin
Maurice Cass
as Signor Giuseppe Morello
Kernan Cripps
as Agent Thomas Jeffries
Elaine Lange
as Countess Delremy
Frank Jaquet
as Warren Hunter
Forrest Taylor
as Otto Wolfe
Jay Novello
as Heinrick
Tom London
as Prof. Crawford
Jack Ingram
as Riggs
Spencer Gordon Bennet
Director
Yakima Canutt
Wallace Grissell
Albert DeMond
Screenplay
Basil Dickey
Jesse Duffy
Joseph F. Poland
Ronald Davidson
Producer
Cliff Bell Sr.
Editor
Harold Minter
Bob Mark
Makeup Artist
Victor B. Appel
Sound Recordist
Howard Lydecker
Special Effects
Theodore Lydecker
Fred Graham
Stunts
Duke Green
Tom Steele
Dale Van Sickel
Bud Thackery
Director of Photography
Ken Terrell
Richard Cherwin
Music Director