Frieda is a 1946 play by the British writer Ronald Millar. It was first performed at the Theatre Royal, Brighton before transferring to the Westminster Theatre where it ran for 132 performances from 2 May to 24 August 1946. The following year it was adapted by Ealing Studios into a film of the same name directed by Basil Dearden and starring Mai Zetterling and David Farrar. Source: Wikipedia (en)