Jigsaw is a 1962 British black and white crime film directed by Val Guest and starring Jack Warner and Ronald Lewis. The screenplay was by Guest based on the 1959 police procedural novel Sleep Long, My Love by Hillary Waugh, with the setting changed from the fictional small town of Stockford, Connecticut, to Brighton, Sussex, while retaining the names and basic natures of its two police protagonists and most of the other characters.

Val Guest was an English film director and screenwriter. Beginning as a writer of comedy films, he is best known for his work for Hammer, for whom he directed 14 films, and for his science fiction films. He enjoyed a long career in the film industry from the early 1930s until the early 1980s.