Betrayed is a 1954 American Eastmancolor war drama film directed by Gottfried Reinhardt and starring Clark Gable, Lana Turner, Victor Mature, and Louis Calhern. The screenplay was by Ronald Millar and George Froeschel. The musical score was by Walter Goehr and Bronislau Kaper, and the cinematography by Freddie Young. The picture, Gable's last for Metro-Goldwyn-Mayer, was filmed on location in the Netherlands and England, and was based on the story of turncoat Dutch resistance leader Christiaan Lindemans, also known as "King Kong". The supporting cast features O. E. Hasse, Wilfrid Hyde-White, Ian Carmichael, Niall MacGinnis, and Theodore Bikel. Betrayed was the fourth and final movie in which Gable played opposite Turner, and their third pairing set during World War II.

Julia Jean "Lana" Turner was an American actress. Over a career spanning nearly five decades, she achieved fame as both a pin-up model and a film actress, as well as for her highly publicized personal life. In the mid-1940s, she was one of the highest-paid American actresses and one of MGM's biggest stars, with her films earning more than $50 million for the studio during her 18-year contract with them. Turner is frequently cited as a popular culture icon of Hollywood glamour and a screen legend of classical Hollywood cinema. She was nominated for numerous awards.