- Sven Hugo Borg - German Captain (uncredited)
- John Burton - R.A.F. Flier (uncredited)
- Lane Chandler - German Sentry (uncredited)
- Mabel Colcord - Gretl (uncredited)
- James Craven - Ship's Radio Man (uncredited)
- Donald Curtis - German Sentry (uncredited)
- Leslie Denison - British Radio Operator (uncredited)
- Eddie Dunn - S.S. Prison Guard (uncredited)
- Lee Tung Foo - Gen. Chin Lee (uncredited)
- John Holland - Spencer's Secretary (uncredited)
- Patrick McVey - German (uncredited)
- John Merton - German Soldier (uncredited)
- Alberto Morin - Free Frenchman (uncredited)
- Ferdinand Munier - Bartender (uncredited)
- William Pagan - Storm Trooper (uncredited)
- Eddie Parker - Strongman Thug (uncredited)
- Otto Reichow - Gestapo Agent (uncredited)
- William Ruhl - Gestapo Agent (uncredited)
- Ferdinand Schumann-Heink - German Telephone Operator (uncredited)
- Hans Schumm - SS Man (uncredited)
- Wallace Scott - English Tommy (uncredited)
- Lee Shumway - Brigadier (uncredited)
- Milburn Stone - German Sergeant (uncredited)
- Walter Tetley - Newsboy (uncredited)
- Philip Van Zandt - SS Man (uncredited)
- Michael Visaroff - Verichen (uncredited)
- Phil Warren - German Soldier (uncredited)
- Pat West - German Taxi Driver (uncredited)
- Matt Willis - Nazi Assassin (uncredited)
- Duke York - German Sentry (uncredited)
- Wolfgang Zilzer - Von Porten (uncredited)
- Victor Zimmerman - Storm Trooper (uncredited)
- Henry Zynda - Col. Kelenski (uncredited)
- Charles Flynn - German Soldier (uncredited)
-
Edwin L. Marin
- Curt Siodmak
- H.G. Wells
- George Waggner
- Frank Lloyd
- Bernard B. Brown
- Hans J. Salter
- Hans J. Salter
- Richard Hageman
Ilona Massey interpreta a Maria Sorenson en la película.
Jon Hall interpreta a Frank Raymond en la película.
Peter Lorre interpreta a Baron Ikito en la película.
Cedric Hardwicke interpreta a Conrad Stauffer en la película.
J. Edward Bromberg hace el papel de Karl Heiser.
Albert Bassermann interpreta a Arnold Schmidt en la película.
John Litel hace el papel de John Gardiner.
Holmes Herbert interpreta a Sir Alfred Spencer en la película.
Keye Luke hace el papel de Surgeon.
Sven Hugo Borg interpreta a German Captain (uncredited) en la película.
John Burton hace el papel de R.A.F. Flier (uncredited).
Lane Chandler interpreta a German Sentry (uncredited) en la película.
Mabel Colcord interpreta a Gretl (uncredited) en la película.
James Craven interpreta a Ship's Radio Man (uncredited) en la película.
Donald Curtis interpreta a German Sentry (uncredited) en la película.
Leslie Denison interpreta a British Radio Operator (uncredited) en la película.
Eddie Dunn hace el papel de S.S. Prison Guard (uncredited).
Lee Tung Foo interpreta a Gen. Chin Lee (uncredited) en la película.
Henry Guttman interpreta a Storm Trooper (uncredited) en la película.
Bobby Hale interpreta a English Tommy (uncredited) en la película.
John Holland hace el papel de Spencer's Secretary (uncredited).
Patrick McVey interpreta a German (uncredited) en la película.
John Merton interpreta a German Soldier (uncredited) en la película.
Alberto Morin interpreta a Free Frenchman (uncredited) en la película.
Ferdinand Munier hace el papel de Bartender (uncredited).
William Pagan interpreta a Storm Trooper (uncredited) en la película.
Eddie Parker hace el papel de Strongman Thug (uncredited).
Charles Regan interpreta a Ordnance Car Driver (uncredited) en la película.
Otto Reichow hace el papel de Gestapo Agent (uncredited).
William Ruhl interpreta a Gestapo Agent (uncredited) en la película.
Ferdinand Schumann-Heink hace el papel de German Telephone Operator (uncredited).
Hans Schumm interpreta a SS Man (uncredited) en la película.
Wallace Scott hace el papel de English Tommy (uncredited).
Lee Shumway interpreta a Brigadier (uncredited) en la película.
Milburn Stone hace el papel de German Sergeant (uncredited).
Walter Tetley hace el papel de Newsboy (uncredited).
Philip Van Zandt hace el papel de SS Man (uncredited).
Michael Visaroff hace el papel de Verichen (uncredited).
Phil Warren interpreta a German Soldier (uncredited) en la película.
Pat West interpreta a German Taxi Driver (uncredited) en la película.
Matt Willis interpreta a Nazi Assassin (uncredited) en la película.
Duke York hace el papel de German Sentry (uncredited).
Wolfgang Zilzer interpreta a Von Porten (uncredited) en la película.
Victor Zimmerman interpreta a Storm Trooper (uncredited) en la película.
Henry Zynda interpreta a Col. Kelenski (uncredited) en la película.
Charles Flynn interpreta a German Soldier (uncredited) en la película.
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