Eye of the Needle (1981)

During World War II, a German spy known as "The Needle" discovers vital information about the Allies' plans. As he attempts to deliver this information to the German High Command, he becomes stranded on a remote island. There, he encounters a married woman who unknowingly puts her life in danger by harboring him. The suspenseful cat-and-mouse game between the spy and the woman intensifies as the war looms over them.