Mary Loretta Hartley (born June 21, 1940) is an American film and television actress. She is possibly best known for her roles in film as Elsa Knudsen in Sam Peckinpah's Ride the High Country (1962), Susan Clabon in Alfred Hitchcock's Marnie (1964), and Betty Lloyd in John Sturges' Marooned (1969). She has appeared extensively on television,...