William Eythe
Bill Dietrich
Lloyd Nolan
Agent George A. Briggs
Signe Hasso
Elsa Gebhardt
Gene Lockhart
Charles Ogden Roper
Leo G. Carroll
Col. Hammersohn
Lydia St. Clair
Johanna Schmidt
William Post Jr.
Walker
Harry Bellaver
Max Cobura
Reed Hadley
Narrator (voice)
Kenneth Konopka
Saboteur
Bruno Wick
Adolf Lange
Harro Meller
Conrad Arnulf
Charles Wagenheim
Gustav Hausmann
Alfred Linder
Adolf Klein
Renee Carson
Luise Vajda
Jack McKee
Dr. Arthur C. Appleton
Rusty Lane
Admiral