Alfred Hitchcock filmography the run. It also featured the first of his famous cameo appearances. Two years later he directed "Blackmail" (1929) which was his first sound film. In 1935 Hitchcock directed "The 39 Steps". Three years later he directed "The Lady Vanishes," starring Margaret Lockwood and Michael Redgrave. Hitchcock's British films – and many of his early American ones – are often mistakenly believed to be in the public domain. In fact, all of his films are under copyright in the US and UK. Nonetheless, bootlegs of his work continue to be widely disseminated. In 1940, Hitchcock transitioned to Hollywood productions, the
Hitchcock (film) the film, his last with Paramount. However, the pressures of the production, such as dealing with Geoffrey Shurlock of the Motion Picture Production Code, and Hitchcock's lecherous habits, such as when they confer with the female lead, Janet Leigh, annoy Alma. She begins a personal writing collaboration with Whitfield Cook on his screenplay at his beach house without Hitchcock's knowledge. Hitchcock eventually discovers what she has been doing and suspects her of having an affair. This concern affects Hitchcock's work on "Psycho". Hitchcock eventually confronts Alma and asks her if she is having an affair. Alma angrily denies it. Alma