In this top-notch espionage thriller, a retired CIA agent reluctantly returns to espionage to help his former student who, after defecting to the Soviet Union, wants to return to the American side. Both men soon discover the high cost of shifting allegiances as they become overwhelmed by deception, scheming, and betrayal. Oliver Reed, Richard Widmark, Gayle Hunnicutt star. 101 min. Widescreen (Enhanced); Soundtrack: English Dolby Digital mono.