Sound film "The Clue of the New Pin", a British Lion production using the sound-on-disc British Photophone system. In May, "Black Waters", a British and Dominions Film Corporation promoted as the first UK all-talker, received its initial trade screening; it had been shot completely in Hollywood with a Western Electric sound-on-film system. None of these pictures made much impact. The first successful European dramatic talkie was the all-British "Blackmail". Directed by twenty-nine-year-old Alfred Hitchcock, the movie had its London debut June 21, 1929. Originally shot as a silent, "Blackmail" was restaged to include dialogue sequences, along with a score and sound effects,
Margaret Hitchcock Margaret Hitchcock Margaret (Daisy) Hitchcock (1883 - 13 March, 1967) was a nurse from New Zealand who served in France in World War I. Hitchcock was born in 1883 to Maria and Henry Hitchcock of Wellington. Hitchcock trained as a nurse in Wellington, passing her nursing registration exam in 1909. In 1910 Hitchcock travelled with her friend Lily Lind to Ireland to study midwifery at Dublin’s Rotunda Hospital. At the time World War I broke out, the two women were living and working in London as private nurses. Hitchcock and Lind volunteered their services to the newly formed French Flag