Rex Bennett
Rod Cameron
Chang Sing
Roland Got
Prof. Nicholson [Ch. 3-4]
C. Montague Shaw
Tony Mills [Ch. 4, 12-13]
Harry Burns
James Kennedy [Ch. 12]
Forbes Murray
Harrison J. Caldwell [Ch. 5]
Hooper Atchley
Capt. Gorman [Ch. 12-13]
Robert Homans
Fuji - Escaped Japanese Spy [Ch.2]
Allen Jung
Vivian Marsh
Constance Worth
Oyama Haruchi
Nino Pipitone
Ranga
Noel Cravat
Lugo
George J. Lewis
Marie [Ch. 8]
Maxine Doyle
Muller - Pier 17 Thug [Ch.1]
Donald Kirke
Pier 17 Customs Inspector [Ch.1]
Ivan Miller
Williams - Financial Agent [Ch.1]
Walter Fenner
Director
Spencer Gordon Bennet
Stunts
Dale Van Sickel
Bud Geary
William Witney
Eddie Parker
Screenplay
Ronald Davidson
William Lively
Joseph O'Donnell
Joseph F. Poland
Makeup Artist
Ern Westmore
John Daheim
George DeNormand
Otto Metzetti
Gil Perkins
Duke Taylor
Ken Terrell
Tom Steele
Bud Wolfe
Director of Photography
Bud Thackery
Original Music Composer
Mort Glickman