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
Sound film true boundaries of the cinema." Such opinions were not rare among those who cared about cinema as an art form; Alfred Hitchcock, though he directed the first commercially successful talkie produced in Europe, held that "the silent pictures were the purest form of cinema" and scoffed at many early sound films as delivering little beside "photographs of people talking". In Germany, Max Reinhardt, stage producer and movie director, expressed the belief that the talkies, "bringing to the screen stage plays ... tend to make this independent art a subsidiary of the theater and really make it only a substitute for