Louise Latham (born September 23, 1922) is an American actress, perhaps best known for her portrayal of Bernice Edgar in Alfred Hitchcock's film Marnie (1964). Most of her work has been on television. In 1965 she made two appearances on Perry Mason, both roles as the murderer; Matilda Shore in "The Case of the Careless Kitten" and Shirley Logan in "The Case of the Cheating Chancellor".