1951 film by Val Guest

Dr. Paul Carruthers is frustrated because he thinks his employers, Mary Heath and Henry Morton, have cheated him out of the company's profits. He decides to get revenge by altering bats to grow twice their normal size and training them to attack when they smell a perfume of his own making. He mixes the perfume into a lotion, which he offers as a gift to Mary and Henry. When they turn up dead, a newspaper reporter decides to investigate.

A woman is found murdered in a seaside house along the coast from Brighton in the county of East Sussex, England. Local D.I. Fred Fellows and D.S. Jim Wilks lead an investigation methodically following up leads and clues mostly in Brighton and Hove but also further afield. _-= Based on the novel "Sleep Long My Love" by Hillary Waugh and Inspired by the Brighton Trunk Murders of the late 1930's =-_

A seedy London promoter turns a naive, working-class teenager into a pop singing sensation.