Investigation Discovery +1 Thursday

A killer dubbed the 'Kensington strangler', who preyed on prostitutes on the streets of Kensington, Philadelphia. A trio of grisly murders occurred in late 2010

How the murder of a family provided detectives with a chilling link to another case. They had to work quickly to make an arrest before the killer struck again

How a bored woman embarked on an affair that led to a downward spiral characterised by jealousy, obsession and a thirst for murder

The case of Marine James Glass, whose wife Wendy and lover Larry Framness tried to kill with a grenade in May 2003

When popular housewife Dianne Hood was shot dead outside a community centre, officers unravelled betrayal, greed and obsession in a love-triangle murder plot

The case of Jehovah's Witness Pam Candelario, in a home invasion that saw her husband brutally beaten