 The film is based on Noël Coward's one-act play "Still Life" (1936), one of ten short plays in the cycle "Tonight at 8.30", designed for Gertrude Lawrence and Coward himself, and to be performed in various combinations as triple bills.All scenes in "Still Life" are set in the refreshment room of a railway station (the fictional Milford Junction).As is common in films based on stage plays, the film depicts places only referred to in the play