Yul Brynner and Henry Fonda head the stellar cast of this spy thriller about a U.S. president who must decide whether a Russian spy who claims he's defecting to the U.S. is legitimate -- or whether he's trying to pull off a daring double-cross. Dirk Bogarde and Virna Lisi co-star in this gripping tale of international intrigue that perfectly captures the mounting tensions of the Cold War.- Netflix