Developed a lifelong fear of police when he was a young child and his father sent him to the police station; the police chief locked him in a cell for a few minutes, saying, "This is what we do to naughty boys."
Began his movie career in 1919, illustrating title cards for silent films in London.
Made a cameo appearance in almost all of his movies, starting with The Lodger in 1927.
Directed the first British sound film, the 1929 thriller Blackmail.
His wife was a film editor and screenwriter who collaborated with him on many of his movies.