Six Nazis are left stranded in Canada after their U-boat is sunk. As they try to escape the attentions of the authorities, they struggle to win sympathy among the locals. But when that fails, they decide to flee to the still-neutral USA instead. Michael Powell's Oscar-winning Second World War thriller, starring Anton Walbrook, Leslie Howard, Laurence Olivier, Glynis Johns and Niall MacGinnis.

In the early days of World War II, a German U-boat is sunk in Canada's Hudson Bay. Hoping to evade capture, a small band of German soldiers led by commanding officer Lieutenant Hirth attempts to cross the border into the United States, which has not yet entered the war and is officially neutral. Along the way, the German soldiers encounter brave men such as a French-Canadian fur trapper, Johnnie, a leader of a Hutterite farming community, Peter, an author, Philip and a soldier, Andy Brock.