A boy's best friend is his mother, and over the years the "Psycho" series of films have thrilled and frightened scores of mothers and sons. This documentary─celebrating the original film's 50th anniversary─examines the franchise that changed horror filmmaking forever, from director Alfred Hitchcock's original masterpiece and the shower scene through all the sequels, and more. Interviews with stars Robert Loggia, Olivia Hussey, and Henry Thomas, as well as unseen footage of Anthony Perkins, illuminate the films' influence. 87 min. Standard; Soundtrack: English; featurettes; interviews; deleted scenes; extended scenes. Two-disc set.