British seaside towns have a dubious reputation for hosting the most remarkable crimes. Murder by the Sea looks at the deadly tales from the coastlines of the United Kingdom.
When the body of homeless teenager is found behind a Blackpool hotel, police soon come to realise that the most dangerous type of killer is on the loose - one who attacks complete strangers.
When a trunk is left at a hotel, with the address of a missing woman's parents inside, police become suspicious. Where could the successful chorus girl have gone?
When tenants at a house receive a note from their live in landlord to say that he has had to rush away and to leave the rent with a named tenant, suspicions are raised.
When a change of will is followed by a sudden death, a local GP raises his suspicions with the police. The police question whether those who were meant to help the victim had actually caused her demise.