Approved | | Mystery
Inside joke: When the Police Inspectors are searching the flat at the beginning, they come across some photographs of the dead woman's boyfriends. One comments to the other that they might recognize some of these men from their own rogues' gallery. He pauses, examines one and says knowingly, "John Mills!" Obviously a tongue-in-cheek reference to a certain fellow actor.
Polly! Pretty Polly! Pity - the one witness who knows all the answers and he won't talk.
The dialogue suggests that the film is set in a coastal resort near Southampton. But the map on the wall of the police station appears to show the Eastbourne area, some eighty miles to the east.