Graf

Hans Eckhart

Dr. Morell

Karl Wieck

Dr. Kessler

Dr. Erich Heinrich

John Merriman

Dr. Carl Metz

Mr. Louis Horvat

Sermaine

Dr. Krauss

Prof. Zimmelman

Dr. Tabor

Nicholas Cadiz

Dr. Zeitman

Vidal

Commodore Renard

Col. Schuman (uncredited)

German Doctor (uncredited)

Lukats

Count Franz Von Papen

Pierquin

Prosecuting Attorney

German Doctor

Peter Goltzen

'Shiv' Triano

Joseph - Gray & Isabel's Butler

Dr. Ludwig

Alex

Rudolph Kruger

Gestapo Chief

Gunther Rudehoff, Gestapo Agent

Overkamp

Maj. von Falken

German Major

Polish Ambassador Grzybowski (uncredited)

Herr Kesselman

German Captain

Commander Deutschland

KL Physician (uncredited)

German

German Radio Operator

Tausch

Paul Rainer