it the best (if you like this sort of thing) in the series which followed The Belles of St Trinian's." References External links Blue Murder At St Trinians at St Trinians World 1957 films 1957 comedy films St Trinian's films British sequel films Films directed by Frank Launder Films scored by Malcolm Arnold Films set in schools Films with screenplays by Frank Launder and Sidney Gilliat 1950s English-language films 1950s British films