Alfred Hitchcock wrote in 1982: "The Hitchcock touch had four hands, and two were Alma's." Hitchcock began work on his tenth film, "Blackmail" (1929), when its production company, British International Pictures (BIP), converted its Elstree studios to sound. The film was the first British ""; it followed the first American sound feature film, "The Jazz Singer" (1927). "Blackmail" began the Hitchcock tradition of using famous landmarks as a backdrop for suspense sequences, with the climax taking place on the dome of the British Museum. It also features one of his longest cameo appearances, which shows him being bothered by a small boy
Alfred Hitchcock Presents ended up directing what would be the last episode. The broadcast history was as follows: "Alfred Hitchcock Presents", 25 minutes long, aired weekly at 9:30 on CBS on Sunday nights from 1955 to 1960, and then at 8:30 on NBC on Tuesday nights from 1960 to 1962.It was followed by "The Alfred Hitchcock Hour", which lasted for three seasons, September 1962 to June 1965, adding another 93 episodes to the 268 already produced for "Alfred Hitchcock Presents". Two episodes that were directed by Hitchcock were nominated for Emmy Awards. The first episode was "The Case of Mr. Pelham" in 1955