Film-noir starring Glenn Ford as Jeff Warren, who returns from the Korean War to his job as a train conductor. His colleague, Carl Buckley (Broderick Crawford), suspects his wife, Vicky (Gloria Grahame), of cheating. He becomes violent towards her and murders a man out of jealousy. Although Jeff is aware that Vicky witnessed the murder, he keeps quiet because he is attracted to her and the two become involved, leading to a world of trouble for Jeff.