Season 4 poster

Season 4

10 episodes January 7, 2020

Episodes

1 Bournemouth's Crossbow Killer Jan 7, 2020 No ratings 2 The Acid Bath Murders Jan 14, 2020 No ratings 3 The Murderous Bigamist Jan 21, 2020 No ratings 4 The Blackpool Double Murder Jan 28, 2020 No ratings 5 The Lady Killer Feb 4, 2020 No ratings 6 The Merseyside Wheelchair Murderer Feb 11, 2020 No ratings 7 The Brighton Trunk Murders Feb 18, 2020 No ratings 8 Eastbourne's Dr Death Feb 25, 2020 No ratings 9 The Newport Revenge Murder Mar 3, 2020 No ratings 10 The Party Killer Mar 10, 2020 No ratings