Spare a Copper is a 1940 British, black-and-white, musical comedy war film, directed by John Paddy Carstairs and starring George Formby, Dorothy Hyson and Bernard Lee. It was produced by Associated Talking Pictures. It is also known as Call a Cop. The film features the songs, "I'm The Ukulele Man", "On The Beat", "I Wish I Was Back On The Farm" and "I'm Shy".