The Passionate Stranger is a 1957 British drama film, directed by Muriel Box and starring Margaret Leighton and Ralph Richardson. It uses the film within a film device, with the "real" part of the plot shot in black-and-white and the "fictional" element in colour. The interior scenes were shot at Shepperton Studios, with location filming taking place at Chilworth, Surrey.

Margaret Leighton, CBE was an English actress, active on stage and television, and in film. Her film appearances included Anthony Asquith's The Winslow Boy, Alfred Hitchcock's Under Capricorn, Powell and Pressburger's The Elusive Pimpernel, George More O'Ferrall's The Holly and the Ivy, Martin Ritt's The Sound and the Fury, John Guillermin's Waltz of the Toreadors, Franklin J. Schaffner's The Best Man, Tony Richardson's The Loved One, John Ford's 7 Women, and Joseph Losey's The Go-Between and Galileo. For The Go-Between, she won the BAFTA Award for Best Actress in a Supporting Role and was nominated for the Academy Award for Best Supporting Actress.