The series is a gritty and serious drama that centres around the crimes, its detection and the characters who are involved in the crime and investigation.
When five-year-old Julie Harris goes missing from the playground of a public housing project in East London, the police launch a desperate search that brings results too late. DS Michael Walker joins DI Pat North in the subsequent murder investigation. They target Michael Dunn, a disheveled, unemployed alcoholic who lives in a squalid flat in the neighborhood. Although circumstantial evidence against Dunn mounts, the police still lack a crucial link between him and the crime even as the case nears trial. (Part 1 of 2)
When five-year-old Julie Harris goes missing from the playground of a public housing project in East London, the police launch a desperate search that brings results too late. DS Michael Walker joins DI Pat North in the subsequent murder investigation. They target Michael Dunn, a disheveled, unemployed alcoholic who lives in a squalid flat in the neighborhood. Although circumstantial evidence against Dunn mounts, the police still lack a crucial link between him and the crime even as the case nears trial. (Part 2 of 2)
After a prostitute's tortured, mutilated body turns up on a garbage heap, DS Michael Walker and DI Pat North know they face an exceptionally sadistic psychopath. Two other women soon suffer similar attacks, and one miraculously survives. Struggling bravely, she leads police to Damon Morton, owner of an electronics repair business. But three of Morton's employees confess to the crimes and seem intent on protecting him, even if it means going to prison. What mysterious hold does Morton have on these men? And can it survive at trial? (Part 1 of 2)
After a prostitute's tortured, mutilated body turns up on a garbage heap, DS Michael Walker and DI Pat North know they face an exceptionally sadistic psychopath. Two other women soon suffer similar attacks, and one miraculously survives. Struggling bravely, she leads police to Damon Morton, owner of an electronics repair business. But three of Morton's employees confess to the crimes and seem intent on protecting him, even if it means going to prison. What mysterious hold does Morton have on these men? And can it survive at trial? (Part 2 of 2)
Petite, 15-year-old Cassie Booth vanishes in the midst of her newspaper delivery route. DS Michael Walker's hopes of finding her alive fade when an anonymous tip leads to grisly clues and eventually to a suspect. Meanwhile, DI Pat North - now working on the vice squad and living with Walker - responds to a complaint from wealthy businessman Stephen Warrington, whose pursuit of her turns increasingly persistent and sinister. After North uncovers links between her stalker and Cassie's kidnapping, two men go to trial, each pointing an accusing finger at the other. (Part 1 of 2)
Petite, 15-year-old Cassie Booth vanishes in the midst of her newspaper delivery route. DS Michael Walker's hopes of finding her alive fade when an anonymous tip leads to grisly clues and eventually to a suspect. Meanwhile, DI Pat North - now working on the vice squad and living with Walker - responds to a complaint from wealthy businessman Stephen Warrington, whose pursuit of her turns increasingly persistent and sinister. After North uncovers links between her stalker and Cassie's kidnapping, two men go to trial, each pointing an accusing finger at the other. (Part 2 of 2)
DI Pat North joins a team reopening an eight-year-old case involving James McCready, convicted of murdering his live-in partner. Citing new evidence, barrister and MP candidate Robert Rylands wants to overturn McCready's conviction as a gay rights issue and stir up media interest to his political advantage. Personal and professional pressures mount when North uncovers irregularities involving her lover, DS Michael Walker, who led the original McCready investigation. Suspended from duty, Walker sets off to save his relationship, clear his reputation, and keep the convicted killer behind bars. (Part 1 of 2)
DI Pat North joins a team reopening an eight-year-old case involving James McCready, convicted of murdering his live-in partner. Citing new evidence, barrister and MP candidate Robert Rylands wants to overturn McCready's conviction as a gay rights issue and stir up media interest to his political advantage. Personal and professional pressures mount when North uncovers irregularities involving her lover, DS Michael Walker, who led the original McCready investigation. Suspended from duty, Walker sets off to save his relationship, clear his reputation, and keep the convicted killer behind bars. (Part 2 of 2)
Detective Superintendent Michael Walker (David Hayman) is assigned to head up a murder investigation after a skeleton is discovered during the demolition of a derelict north London house.
Skeletons keep turning up at 34 Hallerton Road in North London. The bones belong to three young woman killed more than 17 years earlier, when a respectable, church-going family ran a bed-and-breakfast there.
Back on the murder squad, Pat is asked to investigate when a young mother of two, Diane Leach, is abducted from a local wood. The confession of a local sex offender complicates matters, as Pat looks into the possibility that the father of a young protege of the woman may be responsible for her disappearance. Meanwhile, Walker has worries of his own, as his ex-wife Lynn is dating an abusive, unstable man, who turns into a manic-obsessive when she decides to leave him. (Part 1 of 2)
Back on the murder squad, Pat is asked to investigate when a young mother of two, Diane Leach, is abducted from a local wood. The confession of a local sex offender complicates matters, as Pat looks into the possibility that the father of a young protege of the woman may be responsible for her disappearance. Meanwhile, Walker has worries of his own, as his ex-wife Lynn is dating an abusive, unstable man, who turns into a manic-obsessive when she decides to leave him.(Part 2 of 2)
Suspicion (Part 1): Back in uniform and stuck at a desk job, DCS Michael Walker looks into the disappearance of Diane Harwood, the daughter of the judge who presided over his murder trial. Professional tensions increase when Walker's ambitious, hostile former subordinate, DCI Roisin Connor, sets up shop in Walker's station to investigate a woman's severed hand found on a nearby riverbank.
Suspicion (Part 2): The two investigations converge, and Walker sees the opportunity to get his career back on track-if he can convict Diane's murderer, whom Walker believes is feigning psychosis.
Blue Eiderdown (Part 1): A beautiful young woman falls from a luxury high-rise onto the hood of a car, sparking an inquiry into a private sex club that caters to wealthy, powerful men.
Blue Eiderdown (Part 2): While Walker becomes romantically involved with an informant, Connor goes undercover at the sex club to ferret out the killer.
The Lovers (Part 1): On honeymoon in London, a man goes out for coffee and disappears from busy Covent Garden. Convinced that officials aren't taking the case seriously, his distraught bride searches the streets herself and pleads for help through the media. Meanwhile, her wealthy, well-connected father pressures DS Michael Walker for results.
The Lovers (Part 2): A suspect in the disappearance case is brought to trial. Will DCS Michael Walker be able to prove his guilt before it's too late?
Sins of the Father (Part 1): Emily Harrogate seems to have it all: beauty, brains, athletic talent, and a loving family. But when the teenager dies from a fall down the stairs, it looks like murder. DCI Connor begins to reveal cracks in the Harrogates' happy-family facade.
Sins of the Father (Part 2): Although Connor remains suspicious of the family, the investigation focuses on Emily's secret boyfriend, apprentice electrician Michael Summerby-who adamantly professes his innocence.
Closure (Part 1): After two months investigating the brutal rape and murder of a schoolgirl, DCI Connor has no leads, no DNA evidence, and one highly unreliable witness. A review of similar unsolved cases suggests a serial killer at work.
Closure (Part 2): Under relentless badgering from her boss, Connor enlists the help of a famous American profiler to get inside the mind of an elusive murderer. Will she find the killer despite Walker's doubt?
Paradise Lost (Part 1): The brutal rape and murder of a young white teacher looks like an open-and-shut case. The victim's black boyfriend has a criminal record and a feeble alibi, and the forensic evidence seems damning. But has unconscious racism distorted Connor's view of the facts?
Paradise Lost (Part 2): With accusations poisoning the atmosphere, Connor and her colleagues must find the killer in a community increasingly hostile to the police.
Curriculum Vitae (Part 1): Harried single mom Suzy MacDonald returns home from a business trip to find her precious 18-month-old daughter dead in her crib.
With Leanne on the run, and having used a fake CV to obtain her job in the first place, it seems an obvious conclusion that she is responsible for Poppy's death. However, when the trail leads to a second baby's death from two years previously, Walker believes he has a serial killer on his hands.
A small fortune in missing jewels at a murder scene suggests a botched burglary. The victims' wealth and status--a police commander and his magistrate wife--put added pressure on Walker and Connor to find the perpetrator, fast.
Mirror Image (Part 2): As the police probe the Delany family's unsavory secrets, Connor's suspicions fall on the couple's sons, despite their apparently airtight alibi.
Rules of the Game (Part 1): When high-priced call girl Sofia Petrenko is found nude and strangled inside a trunk at London's Heathrow Airport, DCS Mike Walker ignores diplomatic warnings and arrests the trunk's owner, Ukrainian billionaire Vitali Malikov.
Rules of the Game (Part 2): DCI Roisin Connor doubts the Ukrainian's involvement in the crime, and steers the investigation in a new direction.
Kill the King (Part 1): Walker's friend Dr. Jonathan Carlisle, a famous pediatric surgeon, is killed.
Kill the King (Part 2): With no available suspects, the investigation delves more deeply into the victim's personal affairs.
Conviction (Part 1): Ex-con Terry Dyer maintains his innocence even upon release, but the angry father of his alleged victim seeks revenge and wounds him.
Conviction (Part 2): Dyer is implicated in another murder investigation by DS Satchell, muddying the waters of the reopened case against him.
The Box (Part 1): On leave in Glasgow, Walker is drawn into the search for an old friend's missing sister.
The Box (Part 2): The diary of one of the missing women indicates a new suspect in the case.
Tracks (Part 1): The discovery of 19-year-old Maria Cole's mud-covered corpse sends Walker and Connor searching for answers. Armed with sparse evidence, the detective duo clashes with a key murder suspect's father who will take any means, legal or not, to keep his son free.
Tracks (Part 2): It seems inevitable that Andy and Darren will be found guilty of murder, until all participants in the trial are profoundly affected by a single event. Walker must wade through the implications of the incident while also confronting a great struggle involving his own son.
Siren (Part 1): A car drives an ambulance off the road, killing Sebastian Cole, and wounding his famous fiance, Imogen Buller-Turi. The tabloid-covered murder becomes increasingly intricate as Walker and Connor explore its connection to international drug trafficking.
Siren (Part 2): Walker forces DCI Connor to team up with McGill and his squad in the hopes of expediting the murder investigation. Connor's earlier mistake ratchets up the tension as the unit races to anticipate Imogen's actions.
Ghost Train (Part 1): A teenager's fatal fall from a Ferris wheel initially seems to be an unfortunate accident. DCI Connor quickly realizes that to uncover the muddled truth behind the death, she must confront the carnival's mystic owners, including Satchel's fortune-telling aunt, Tess.
Ghost Train (Part 2): The arrest of Pavel yields unsatisfactory results, forcing Walker and Connor to continue searching for the motives behind the growing number of crimes. As they do, the line between criminal and victim blurs.
Shooter (Part 1): When a jewelry robbery goes awry, the notorious Bilkin family is put on trial for murder. After Satchel bungles his testimony, he must deal with Walker's frustration and the intense scrutiny placed on his personal life.
Shooter (Part 2): Walker's obsession with Bilkin family irks Connor, who questions the purpose of the investigation. Jamie enlightens Connor with information about the romantic life of Barry Bilkin, intensifying speculation about the family and its emerging issues.
Complete episode guide for Trial & Retribution with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
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