<Tr> <Th> 6 </Th> <Td> "Episode Six" </Td> <Td> Tim Fywell </Td> <Td> Sally Wainwright </Td> <Td> 3 June 2014 (2014 - 06 - 03) </Td> <Td> 8.78 </Td> </Tr> <Tr> <Td_colspan="6"> A weakened, still - disguised Tommy knows where his son lives and attends school . Clare invites family and friends to a birthday party for Catherine - who does not want it . Tensions arise when Daniel lets slip some information about Becky and Tommy's old relationship, implying Catherine's allegation of rape leading to suicide may be untrue . Ashley is murdered in a drive - by shooting the day before he is to enter Witness Protection; the police reason someone higher up in the drug trade had heard of Ashley's whistleblowing and silenced him . Tommy finds a way to see Ryan regularly without raising the child's family's suspicion, but this soon turns into a dangerous hostage situation with Catherine on - scene . Catherine finally apprehends Tommy . The series ends with Catherine standing on a high - leveled hill near Hebden Bridge, contemplating incidents related to Tommy's criminal activities and smiling at the final thought: of Tommy having been caught . </Td> </Tr> <Table> <Tr> <Th> No . overall </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> UK viewers (millions) Sourced directly from BARB </Th> </Tr> <Tr> <Th> 7 </Th> <Td> "Episode One" </Td> <Td> Sally Wainwright </Td> <Td> Sally Wainwright </Td> <Td> 9 February 2016 (2016 - 02 - 09) </Td> <Td> 9.75 </Td> </Tr> <Tr> <Td_colspan="6"> Whilst out solving a case of sheep rustling, Catherine discovers a decomposed body hidden in a garage, on a local estate . Raped and murdered, the victim is someone close to home, and, all too soon, Catherine finds herself in the midst of a murder investigation . Meanwhile, Clare bumps into old friend Neil Ackroyd, who has recently moved to Hebden Bridge and works in the local corner shop . Will old flames reignite? Other relationships are thrown into turmoil as Catherine kindly takes in her son Daniel after he is thrown out of his house, whilst Detective Sergeant John Wadsworth faces a tough decision when his girlfriend unexpectedly turns up at the house he shares with his wife and children . When another dead body is found, the police begin to suspect a serial killer is behind the murders, and Detective Superintendent Andy Shepherd and Detective Inspector Jodie Shackleton are called in to head up the case . Locked away behind bars, Tommy Lee Royce is given some very unexpected news . Distraught, he seeks comfort from a mysterious female visitor . </Td> </Tr> <Tr> <Th> 8 </Th> <Td> "Episode Two" </Td> <Td> Sally Wainwright </Td> <Td> Sally Wainwright </Td> <Td> 16 February 2016 (2016 - 02 - 16) </Td> <Td> 9.16 </Td> </Tr> <Tr> <Td_colspan="6"> Whilst remaining a suspect in the Lynn Dewhurst investigation, Catherine focuses on the human trafficking case . After a successful raid she ensures all the women are taken to safe houses including Ilinka, who, despite initially fleeing in fear, is given refuge with Catherine's neighbour Winnie . With vital information on those behind the trafficking, Ilinka reluctantly speaks to the police . However, was Ilinka followed? And has Catherine inadvertently put Winnie in danger? Whilst Vicky continues to threaten John, he struggles to grasp hold of the murder case . Feeling pressured both at work and at home, he takes drastic measures in an attempt to save his marriage and reputation . With Tommy granted special leave to attend his mother's funeral, Catherine's inexplicable compulsion to attend brings her face to face with him once more . Meanwhile Clare, feeling vulnerable at Helen's funeral, turns to an old friend for comfort . </Td> </Tr> <Tr> <Th> 9 </Th> <Td> "Episode Three" </Td> <Td> Neasa Hardiman </Td> <Td> Sally Wainwright </Td> <Td> 23 February 2016 (2016 - 02 - 23) </Td> <Td> 9.18 </Td> </Tr> <Tr> <Td_colspan="6"> Catherine reconciles with Clare, but her superiors see Catherine as vulnerable and offer her a choice: a medical retirement - which she rejects - or seeing a therapist . Vicky's body is discovered, but the murder of another prostitute allows John to suggest that both were the serial killer's victims . Meanwhile, his marriage further disintegrates . Catherine is shaken by the apparent suicide of one of Ilinka's slave - masters, though Ilinka sees it as murder . Meanwhile, deceived by Royce's lies, the obsessive, deluded Drummond grooms Ryan to desire a relationship with his father and plots to ruin Catherine . </Td> </Tr> <Tr> <Th> 10 </Th> <Td> "Episode Four" </Td> <Td> Neasa Hardiman </Td> <Td> Sally Wainwright </Td> <Td> 1 March 2016 (2016 - 03 - 01) </Td> <Td> 9.20 </Td> </Tr> <Tr> <Td_colspan="6"> Catherine interviews a prostitute who has survived being attacked by Sean Balmforth, who is subsequently arrested and charged with the serial killings, whilst vulnerable young farmer Daryl Garrs is also taken in for hitting out at the thugs who stole his mother's sheep . Catherine is shocked when, on grandson Ryan's birthday, he receives a lavish present, purportedly from his father Royce, which allows Drummond to suggest to the boy that Royce is anxious for forgiveness . In fact, Royce wants a more direct revenge . As John's wife throws him out, Neil tells Clare that he once had an affair with Vicky Fleming and believes her murder is different from the others . </Td> </Tr> <Tr> <Th> 11 </Th> <Td> "Episode Five" </Td> <Td> Sally Wainwright </Td> <Td> Sally Wainwright </Td> <Td> 8 March 2016 (2016 - 03 - 08) </Td> <Td> 9.10 </Td> </Tr> <Tr> <Td_colspan="6"> Sean denies having committed any of the murders . When another corpse is found during his remand, he is released . Meanwhile, John returns home and demands that his unfaithful wife move out . Catherine discovers that Drummond delivered the birthday present and is encouraging Ryan to contact his father . At their farm house, Daryl makes a shocking confession to his mother, leading to a drastic outcome . </Td> </Tr> <Tr> <Th> 12 </Th> <Td> "Episode Six" </Td> <Td> Sally Wainwright </Td> <Td> Sally Wainwright </Td> <Td> 15 March 2016 (2016 - 03 - 15) </Td> <Td> 9.80 </Td> </Tr> <Tr> <Td_colspan="6"> Catherine makes a gruesome discovery at the Garrs' farm, leading to an arrest . She also learns Drummond's true identity and confronts her with the facts about Royce, though some damage has already been done . Hearing Neil's account of Vicky Fleming's penchant for blackmailing her married lovers, Anne's account of John's recent behaviour, and a statement from John's wife's boyfriend leads Catherine to finally close the net on Vicky's killer, once again involving Catherine in a precarious situation . </Td> </Tr> </Table> <Tr> <Th> No . overall </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> UK viewers (millions) Sourced directly from BARB </Th> </Tr>

How many episodes are there in happy valley