Langbein, who had lived in Canada before the war, changed his mind and moved to Ottawa, where he lived off his Abwehr funds until he surrendered to the Canadian authorities in December 1944.
Langbein, der havde boet i Canada før krigen, skiftede mening og flyttede til Ottawa, hvor han levede af sine Abwehr-midler, indtil han overgav sig til de canadiske myndigheder i december 1944.