Frank Launder, initially a civil servant and repertory actor, started as a scriptwriter in the late 1920s on such classics as Kaybolan Kadın (1938) and Night Train to Munich (1940). He joined forces with Sidney Gilliat and together they wrote, directed and produced over 40 films. Frank Launder and Sidney Gilliat are well-known for their St. Trinian's films, among many others.