George Sidney Director Lana Turner Lady de Winter Actor Gene Kelly D'Artagnan Actor June Allyson Constance Actor Van Heflin Athos Actor Angela Lansbury Queen Anne Actor Frank Morgan King Louis XIII Actor Vincent Price Richelieu Actor Keenan Wynn Planchet Actor John Sutton The Duke of Buckingham Actor Gig Young Porthos Actor Robert Coote Aramis Actor Reginald Owen Treville Actor Ian Keith Rochefort Actor Patricia Medina Kitty Actor Richard Wyler Albert Actor Byron Foulger Bonacieux Actor Saul Gorss Jussac Actor Robert Warwick D'Artagnan Sr. Actor Marie Windsor Queen Anne's Lady-in-waiting Actor Ruth Robinson D'Artagnan's Mother Actor Robert Ardrey Screenwriter Pandro S. Berman Producer Herbert Stothart Original Music Robert H. Planck Cinematographer George Boemler Film Editing Robert Kern Film Editing Malcolm Brown Art Director Cedric Gibbons Art Director Edwin B. Willis Set Decoration Walter Plunkett Costume Design