Director/a
Ford Beebe
DIRECTOR/A
Clifford Smith
Reparto (por orden de créditos)
Scott Kolk
Agent Dexter (X-9)
Jean Rogers
Shara Graustark
David Oliver
Pidge
Monte Blue
Baron Michael Karsten
Henry Brandon
Blackstone
Larry J. Blake
Chief FBI Agent Wheeler
Henry Hunter
FBI Agent Tommy Dawson (C-5)
George Shelley
Henchman Packard
Lon Chaney Jr.
Maroni
Si Jenks
'Jolly Roger' Ticket Barker [Chs. 1, 4, 7-9]
Lynn Gilbert
Rosel [Chs. 2, 6-7, 12]
Robert Dalton
Thurston
Leonard Lord
Ransom [Chs. 1-6]
Ben Hewlett
Scarlett)
Bob Kortman
'Trader' Delaney [Chs. 7-9, 11-12]
Eddie Baker
Police Officer(uncredited)
Ted Billings
Crewman Escaping Fire(uncredited)
Thomas Carr
FBI Agent Tracy - Phoney Newsboy [Chs. 3, 5, 7, 8](uncredited)
Jack Cheatham
Henchman Sebastian [Chs. 8, 11-12](uncredited)
George DeNormand
Henchman(uncredited)
Al Ferguson
FBI Agent Dyer [Chs. 1, 7](uncredited)
Max Hoffman Jr.
Henchman Marker [Chs. 1-2](uncredited)
George Magrill
Freighter Crewman [Chs. 9-10](uncredited)
Charles Murphy
Jolly Roger Ticket-Taker(uncredited)
Eddie Parker
Marine Guard [Ch. 1](uncredited)
Edward Peil Sr.
The Fence [Chs. 11-12](uncredited)
Elliott Rothe
Agent Jimmie Tilden [Ch. 1](uncredited)
William Royle
FBI Agent Dunn [Chs. 1, 2, 5-7, 10, 12](uncredited)
Dick Rush
Sheriff(uncredited)
Tom Steele
Policeman [Chs. 1-2](uncredited)
Charles Sullivan
Truck Driver [Ch. 4](uncredited)
Eddy Waller
Lawyer Carp [Chs. 2, 12](uncredited)