Murder by the SeaSeason 42020 · 10 episodesEpisodes1Bournemouth's Crossbow KillerAfter a fire breaks out at a home, police receive a strange phone call that triggers a hunt for a killer.2The Acid Bath MurdersThe case of John George Haigh, who came up with a plan for the 'perfect' murder when he was serving time in prison for fraud.3The Murderous BigamistWhen Pierre LeGris reports his wife Rui Li missing, police are instantly wary, and they uncover a tangled web of loyalty and deception.4The Blackpool Double MurderInvestigating the murders of two elderly women, a decade apart.5The Lady KillerThe murder of a part-time actress triggers a nationwide manhunt for a killer.6The Merseyside Wheelchair MurdererWhen Linda Anders is found dead at home, her wheelchair-bound husband Malcolm claims an intruder broke in. Police findings quickly change the course of the investigation.7The Brighton Trunk MurdersDismembered bodies of two women are both found in car boots, the first at a train station, the second in a city.8Eastbourne's Dr DeathThe case of John Bodkin Adams, a trusted GP who befriended older patients and was often named in their wills after their deaths.9The Newport Revenge MurderThe case of Robert Henry Davies, who committed murder after a sexual assault investigation threatened to revisit sins from his past.10The Party KillerThe case of Charlotte Pinkey, a woman who disappeared in Ilfracombe after going to a party and never returning.Season 1Season 2Season 3Season 5Season 6Season 7Season 8Season 9Season 10
