Dalziel and Pascoe attend a retirement party for a senior colleague, Donald Fitzgerald. Dalziel's distinctly unhappy. He cannot forgive Fitzgerald for losing a recent court case against local villain and long standing adversary Danny Macer. He's even angrier when Macer turns up to celebrate, but anger turns to suspicion when Fitzgerald's found dead on a golf course the following morning. As the team examine Fitzgerald's soured personal life, including his affair with physiotherapist Rachel Waller, Dalziel goes after Macer. Pascoe tries to keep the investigation on course, but Dalziel's obsession soon leads him into confrontation with both Pascoe and his boss. ACC Stella Applegarth orders him back off duty on grounds of ill-health. Pascoe takes over, but soon finds evidence - a key leading to a bank vault and a suitcase full of money - which suggests that Dalziel's instincts about Fitzgerald may have been right. As Pascoe explores the implications, a second murder, that of Rachel Waller

After suffering a gunshot wound at the end of the last season Dalziel returns to work and is quickly caught up in a serial killers death, he is amazed to learn that the main witness in the strange death is Abbie Hallingsworth - a woman who went missing as a young child 18 years before (Dalziel even put someone in prison for a murder). Dalziel also manages to get off on the wrong foot with new Assistant Chief Constable Rebecca Fenning.

Pascoe has his life thrown into turmoil when he discovers that his grandfather was shot as deserter during World War One, Dalziel manages to fall for the prime suspect in the case (an animal rights raid on a pharmaceutical company and the discovery of a skeleton in the grounds of the place) he is investigating.

Memories of a case fifteen years before are revived for Dalziel when an eight year old girl is found murdered in a local beauty spot. Meanwhile Pascoe has other things to worry about when his daughter falls ill with meningitis.

Wetherton CID struggles to track down a serial killer with a penchant for words, as Messrs Dalziel and Pascoe take on their most puzzling and challenging case to date. The sublimely confident killer leaves a dialogue for the police to find after each murder. These chilling documents, carefully written and lovingly illustrated, describe each killing in detail and, at the same time, are strewn with tantalising hints and clues.

At an archaeological site, a relatively fresh skeleton of a man is found. During the investigation conflict erupts between the archaeologists and local builders. Are the cost cutting antics of the local council somehow tied to the find? Or is it the underhand dealings of the contractors? Elsewhere, Dalziel is positively smitten by the new pathologist, Eleanor Brown.

Dick Elgood, an old fiend of Dalziel's, unofficially reports two strange incidents which nearly kill him and asks Dalziel to investigate. The subsequent investigation by him and Pascoe exposes a chain of bizarre, accidental deaths stretching back nearly three decades but not a single shred of evidence to suggest foul play! Each of the, seemingly unconnected, deaths have somehow or other benefited Patrick Alderman even though it could not be proven that he had any connection to the deaths. The trail leads to Penny Highsmith, an old flame of Dalziel's, but goes cold when she is shown not to be involved. The case is eventually closed with the death, in mysterious circumstances, of Dick Elgood, the victim of yet another weird accident.

Pascoe returns home for the grand country wedding of a school friend. Soldier Ian Henslowe is marrying Jill Lowry, favourite daughter of wealthy farmer Ted Lowry. The reception is disrupted by the discovery of a dead body in the Lowry's pig sheds. The victim is Ian's best friend, fellow soldier Martin Wilkie. Dalziel, who's just returned from a hospital check-up for his dodgy heart, arrives to investigate. Ian's devastated when Jill admits that she was having an affair with Wilkie. Dalziel and Pascoe visit Wilkie's regiment and his home, only to find that it has just been ransacked and set on fire by an intruder; Dalziel tells Pascoe he is too close to the suspects to stay on the case; instead he can remain at his parents' and hope to pick up gossip. Pascoe does not get on with his father, who has always resented his son's decision not to go into farming, especially after the recent hardships of the foot-and-mouth outbreak. Instead, Bill Pascoe has relied for help on Pascoe's cousin, T

When a woman's mummified remains emerge from the water during a cave rescue operation, Dalziel and Pascoe embark upon a treacherous murder inquiry which rocks their world to its core.

Dalziel and Pascoe's investigation comes under increasing attack, despite their best efforts to search for clues. However, they battle harder than ever to uncover the truth about the mummified remains, which they believe are connected to the case of the Yorkshire chief constable's ex-wife, who vanished more than 20 years ago.

A promising young musician, who has just been awarded a scholarship to the Royal Academy, is discovered dead in a lake. The youngster has an unfortunate link to Andy Dalziel, a fact that causes him to be pulled from the case by ACC Belinda Kennedy. As they investigate the youngsters troubled life more secrets come out. Dalziel meanwhile picks up a lead on the case that links him to the youngsters family and solves another mystery.

In the village of Thirksby the mine is being broken down to make way for a new hi tech factory. Protestors at the site storm the site and this leads to the uncovering of a skeleton, who has been there since the strikes of '84/'85. The victim turns out to be a bent undercover cop, who was supposed to have run off with £250,000 meant for the strikers. Dalziels investigation opens a lot of wounds and awakens bad memories of the strike for both himself and the old miners. Peter Pascoe starts to doubt his superior as he researches Dalziels involvement 15 years ago. Dalziel sees his sister for the first time in 7 years but time has not improved their relationship. As the developer of the old mine is found murdered the secrets start to be revealed, opening old wounds and causing new ones.

A paralyzed girl is miraculously healed after sitting under a tree in the woods near her home. Later the same tree yields the body of a young girl killed a long time ago. This leads Dalziel into a web of abuse by the Catholic Church, including the practice of splitting up families and making youngsters slave labour on church farms. In the village Dalziel bumps into his sister, who is trying to find her brother, that Dalziel knew nothing about. And she has news for him that breaks his heart.

Pascoe is rushed to hospital with serious injuries following a car crash, and slips into a coma. Dalziel keeps a vigil at his bedside and realises just how much his partner means to him. Meanwhile, when a local fisherman reels in a gruesome catch – a human foot – and police divers discover other body parts amongst illegally dumped waste in a nearby lake, Dalziel finds himself at the centre of a potential murder enquiry. As the case unravels, Dalziel discovers an uneasy relationship between Wetherton's leading hospital physician, Dr McKenzie Mansfield, and neurology consultant Mr Alisdair Collinson, not to mention a snake pit of political wranglings with local business tycoon, and the main source of the hospital's funding, Barry Jemmerson. Dalziel finds himself torn between trying to cope with Pascoe's continuing deterioration and his duty as a policeman to throw himself into this very intricate and gruesome case.

The investigation concludes.

Dalzil and Pascoe arrive in Amsterdam at a conference of police detectives. Local police greet them with undisguised irritation. Dalsil meets a young singer and spends the night with her, and in the morning he sees that her throat was cut. Andrew becomes a suspect in this murder.

An ordinary housewife is poisoned with a dangerous toxin when shopping at the store, falls into a coma and dies on the same day. Dalsil and Pascoe begin an investigation. All this happens against the backdrop of a big pension scandal. Rosie comes to her father and says she doesn’t want to leave. Soon, another woman was similarly killed.

When a woman's mummified remains emerge from the water during a cave rescue operation, Dalziel and Pascoe embark upon a treacherous murder inquiry which rocks their world to its core.

Dalziel and Pascoe's investigation comes under increasing attack, despite their best efforts to search for clues. However, they battle harder than ever to uncover the truth about the mummified remains, which they believe are connected to the case of the Yorkshire chief constable's ex-wife, who vanished more than 20 years ago.

The wedding bells ring out as Peter Pascoe finally walks down the aisle with Ellie. An Autumn Shroud sees the happy couple off on their honeymoon - leaving Detective Superintendent Andy Dalziel with no one to torment. The lure of Lincolnshire - the wedding location - appeals and Dalziel sets off a holiday of his own. But it seems he just can't get away from death and intrigue. A flooded road, a stranded car - and his only means of rescue turns out to be a funeral flotilla passing by! The deceased is one Conrad Fielding whose beautiful widow Bonnie offers Dalziel a port in the storm until his car is mended. But all is far from well at the Fielding's beautiful but debt-laden country home Lake House

Andy Dalziel is sole witness to the murder of his neighbour but has a hard time finding the evidence to convict the man, Philip Swain, he is convinced is guilty.

An American woman tracing her family appears in a graveyard. The only person she meets is the gravedigger. Next time she's seen she is found dead by a bunch of squaddies. Dalziel comes to investigate and bumps into another old flame, Jenny Ettrick. Later, one of the squaddies kills himself after being harassed by his sergeant As Dalziel starts investigating, they find that the victim may have drunk in the squaddies bar. Another squaddie turns up dead and while investigating that murder they find out that there might be a case of mistaken identity

Mary Jackson witnesses the abduction of a schoolgirl. She tried to stop the kidnapper and was also abducted. On the same day, Pascoe witnesses how a machine tries to bring down a rich woman. The next day, he and Dalzil begin an investigation into the murder of a young music teacher who taught a kidnapped girl.

As the body count continues to rise, Dalziel and Pascoe continue to focus their investigation on Lee Knight. Knight continues to maintain his innocence and says he's being set up by someone. The police uncover that most of the principals are involved in witchcraft of one sort or another. As the victims' bodies are being dismembered, they believe the killer is set to perform some type of ritual. Pascoe believes Knight is innocent and the true killer is someone who is well-known to Andy.

As the body count continues to rise, Dalziel and Pascoe continue to focus their investigation on Lee Knight. Knight continues to maintain his innocence and says he's being set up by someone. The police uncover that most of the principals are involved in witchcraft of one sort or another. As the victims' bodies are being dismembered, they believe the killer is set to perform some type of ritual. Pascoe believes Knight is innocent and the true killer is someone who is well-known to Andy.