Danny Collins
Johnny Downs
Jinx Roberts
Bobby Jordan
A.J. 'Jack' Hill [Ch. 1]
Addison Richards
Scrapper McKay
Ward Wood
Zombie Parker
William Benedict
Kurt von Helger
Eduardo Ciannelli
Capt. Ralph Carson
Regis Toomey
Arthur Galt
Robert Armstrong
Andre Mason
Jennifer Holt
Maj. William Elliott [Ch. 1]
Charles Trowbridge
Col. George Bolton [Chs. 1-2]
Joseph Crehan
Stunts
Kermit Maynard
Duke York
James Dime
Director
Lewis D. Collins
Eddie Parker
Producer
Henry MacRae
Ray Taylor
Screenplay
George H. Plympton
Paul Huston
Morgan Cox
Director of Photography
William A. Sickner
Original Music Composer
Hans J. Salter
Ken Terrell