August 2018

Season 1, Episode 4

3.0 1 x
An aborted attack on an old man gives the police a new lead in the Grove Park killings. Marcella tries to track down the taxi driver from outside Grace Gibson's house, fearful that he saw her on the night of the murder.

Season 1, Episode 3

3.0 4 x
Grace Gibson's body is discovered by the police and Marcella realises she was one of the last people to see her alive; and a woman from a sex chat site pawns one of the killer's trophies.

Season 1, Episode 2

3.0 13 x
Marcella wakes in turmoil again and tries to make sense of the previous evening's events; while the Gibson family is in a state of panic when Grace is discovered missing.
July 2018

Season 1, Episode 1

4.0 37 x
After 11 years absence from the force, Marcella finds herself drawn back to police work following the return of the Grove Park Killer, her last case before she left to start a family.