The Swan (1956) an Eastman Color in CinemaScope is a remake of The Swan (1925), a Paramount Pictures release. Another film version was released as One Romantic Night (1930). The film is a romantic comedy released by Metro-Goldwyn-Mayer, directed by Charles Vidor, produced by Dore Schary from a screenplay by John Dighton, and based on the play by Ferenc Molnár. The film stars Grace Kelly, Alec Guinness and Louis Jourdan with Agnes Moorehead, Jessie Royce Landis, Brian Aherne, Leo G. Carroll, Estelle Winwood, and Robert Coote. The film, set in 1910, deals with the story of the daughter of a minor branch of a European royal house who is being considered as a wife for her cousin, the heir to the throne. Princess Alexandra (Grace Kelly) is the princess, her cousin the crown prince, Albert (Alec Guinness), and her brothers' tutor Dr. Nicholas Agi (Louis Jourdan}, a commoner for whom she thinks she may feel more affection than she does for the prince.