London policeman Nick Rowan and his recently qualified Doctor wife - Kate move away from the city and go to the rural surroundings of Aidensfield, a village in the heart of the North Yorkshire Moors, where Nick's the new village policeman. Whilst they are still settling in, Nick's new section Sergeant, a Sgt Blaketon calls for Nick and takes him to see the local Rogue - Claude Greengrass and insists that he charge him with livestock worrying after his dog, Alfred killed a budgie! Greengrass admits Alfred did kill the bird and offers compensation, but Blaketon insists Greengrass be charged, despite Nick's reservations. The case goes to Court, but due to insufficient evidence, the court can't charge Greengrass as a budgie isn't classed as livestock. Meanwhile a local woman, Georgina Fraser tells Nick that she has a prowler at her house and one night she calls Nick out when the prowler returns. She then see's him at the village pub, the Aidensfield Arms, and Nick goes to see the Landlord

Nick is puzzled by a succession of drunken hikers on the moors. A man called Potter is then cautioned for passing on his home made wine which is responsible. Potter also gets accused of indecent exposure, but Nick later discovers this is incorrect! Meanwhile a employee of the local bank reports her husband to be missing. Nick goes searching for the man, but there is no sign of him. Later, he finds out that the man has hung himself because his wife was having an affair with the manager of the bank. Alan Maskell is then refused a loan from the bank to start his own business, but Nick is able to use the mans death to persuades the bank manager to change his mind. Kate has further trouble with Dr Ferrenby after advising Mrs. Maskell, a mother of six to take the contraceptive pill. This also angers Mr. Maskell, who feels it is a threat to his virility.

Local shopkeeper - Charlie Denby's record department in his shop is a popular spot for the local lads and when Blaketon and Nick both receive anonymous tip offs accusing Denby of having 'an unhealthy interest in young boys', rumours about him start to circulate. Blaketon is keen to get the matter sorted out weather its true or false and Nick goes to see Denby, and asks him about his private life. Denby however insists he's doing nothing wrong and just enjoys the lads company. Nick continues to keep an eye on Denby and locals tell him that he only seems to invite lads to his flat. Nick later then sees Denby arguing with local car dealer - Reg Pendleton, outside his shop and he begins to have more suspicions. Then when Kate is in Denby's shop, she witnesses another man called - Harry Cottis accusing Denby of assaulting his son. Blaketon then receives a call from the superintendent who's a mason like Denby, ordering that Denby to be bought in for questioning. Denby utterly denies he's don

Nick investigates two mysterious barn fires that have happened recently. A young woman is also assaulted in a barn by her new boyfriend. The woman is persuaded by her friend, Sandra Murry (Alan Maskell's girlfriend) to report him to the police. It turns out that the woman's boyfriend is also the arsonist responsible for the barn fires. Meanwhile a local woman's horse keeps escaping from it's field and Nick is concerned that it will cause an accident. Kate has another argument with Ferrenby when she puts the unmarried Sandra Murry in touch with the family planning Clinic over birth control. And Greengrass gives Nick a tip-off about a poaching gang and when to catch them. The police organize an operation to catch the poachers, they catch a couple, only later to hear from Lord Ashfordly that a bigger gang cleared the river of fish further along.

A feud between two neighbours, a Mr. Chapman and a Mr. Radcliffe that has been going on for the past 20 years is getting really serious. Chapman blocks off a public right of way which leads up to Radcliffe's home. Ferrenby who is treating Radcliffe for diabetes is confronted by an angry Chapman when he tries to use the road, but Chapman demands he use another road. Ferrenby gets injured moving Chapman's blockade and asks Kate to help out with the practice. Meanwhile 3 young boys play a series of practical jokes on Chapman. They block his chimney up when he has a fire and he automatically blames Radcliffe who just so happens to be passing. He grabs Radcliffe and locks him up in his house, but Radcliffe is in need of his regular dosage of pills he needs to take due to his condition and is becoming seriously ill. Nick tries to calm the situation and tries to get Radcliffe out, but Chapman ends up locking him up as well. Nick however manages to escape and returns with Blaketon and Kate, bu

There are a number of burglaries in the area recently which all have a connection, the thief tidies the house before leaving with the loot, which is usually silver. Nick checks around the local auction houses to see if anything has been passed on. He also begins to suspect local do-gooder, Penelope Stirling of being involved in the burglaries when he sees her buying incomplete sets of antiques. Meanwhile the police warn the local residents, including Lord Ashfordly to be on the look out for the thief and advise them to hide valuables which can be seen from the windows. The police catch the thief however when he burgles Ashfordly Hall where he straightens a picture which is wired to an alarm at the police station. Stirling turns out to be stealing antiques which are part of sets. She then buys the rest of the collection when the old people who the sets belong to die for a fraction of there true value. Then she sells the complete collections for the full price. Nick however can't prove i

There is to be a big CND demonstration outside the Fylingdales early warning defence base near Aidensfield, and prospective MP - Paul Melthorn is to make a speech there. Workers take offence when demonstrators are putting up posters everywhere advertising the demo and Nick has to break up a row in the pub between them. In doing so one of the demonstrators gets injured and Nick gets accused of assaulting him. Ashfordly police in the meantime are informed to police the demo and Blaketon finds out that the American Ambassador is visiting Fylingdales at the time of the demo. The demonstrators campsite is then burgled and Melthorn's wallet, which contains incriminating pictures of him having an affair with a young woman are stolen. The demo takes place and the road is blocked with demonstrators. Melthorn makes his speech but becomes ill and Kate arrives to treat him and discovers he has a weak heart. It turns out that the demonstrator who accused Nick of assault is in fact a Special Branch

A caravan of circus-folk, the Laszlos arrives in Aidensfield and camps on the village green. The locals are angry about it and demand that these unwelcome visitors leave. The vicar's daughter, Anna meanwhile falls for one of campers, the young and handsome Milos Laszlo. This angers her wealthy fiancée, Jamie Hunter. Nick then receives allegations of theft against the Lazslos and Nick goes to the caravan to investigate. Nick hears that there is a sick man in the caravan and later discovers the man has cancer and has 'returned' home to his birthplace to die. The church's safe is then broken into and Milos then becomes the prime suspect after his scarf is found at the scene. Greengrass, an old friend of the Lazslos then informs Nick that he saw Jamie Hunter pick the scarf up and Nick realizes Hunter must have been responsible for the break in. The Lazslos then leave, with Anna after realizing they are not welcome anymore.

Muriel Gerard returns from church with her mother one Sunday morning to find that her husband, Andrew - a former DCS from Scotland Yard, has been shot dead. She informs Nick who arrives with Kate who confirms the death. A huge murder hunt then starts and two detectives from the Met - a DCI Merton and DC Langdon are sent up from London to take charge of the investigation. Langdon whose an old friend of Nick's stays with him and Kate at the police house. Its thought that Gerard was killed by an old criminal who he'd put away who was now free and wanting their revenge. But after questioning from Langdon suspicion falls on his wife -Muriel. Nick hears from Alex via Kate that Gerard was known for beating Muriel and so it's thought that she just killed him in anger for her pain and misery over the years. However when she is arrested and taken to the station Nick realizes that Muriel's mother - Victoria Wainwright is in fact the murderer and goes to see her and she confesses to it. She couldn

There is an outbreak of sheep rustling and one of the victims who is renowned for naming his sheep accuses Greengrass of the crime. Greengrass ends up in court and is convicted, but Nick discovers holes in the evidence and realizes that Greengrass had been set up. Meanwhile Alan Maskell who is on bail does a runner to London. But unknown to him his wife Sandra suffers a miscarriage at the same time. Nick in the meantime is asked to go for an interview to join the drug squad team at Scotland Yard, which would guarantee a promotion to Sergeant. He decides to go for the interview despite Kate opposing the idea of returning to London. Whilst there he promises Sandra that he'll find and bring back Alan. Whilst in London Nick finds Alan in a night club, then there's a drugs raid by police and Nick sees them plant the evidence. Nick is arrested along with everyone else. Nick later files an official complaint about the officer in charge of the raid. He's then offered the job with the drug squa

Insp. Crossley has an interesting idea as to what has been responsible for a series of attacks on sheep - he thinks a puma did it - much to the Ashfordly Police's amusement!!!!!!!! He keeps to his theory until Alfred is put in the frame for the crime. Claude is ordered to have Alfred destroyed, Claude violently objects and even steels Alfred back. But Nick doesn't believe Alfred is to blame and catches the real culprits in time. They were sheep rustlers, and Blaketon has great fun in informing Insp. Crossley of this fact!

Insp. Crossley suspects an old woman of being responsible for an attack of food poisoning, but Kate soon discovers it was due to something entirely different - arsenic poisoning from old wall paper. Nick points out to Blaketon that the Insp. hasn't been keeping CID fully informed which soon puts an end to his presence in Ashfordly. The police are also surprised to discover that their new Inspector is a woman - Insp. Merchison!

There is an outbreak of rabies which results in the garage owner's death. Blaketon is outraged at the owners if the dog which brought the disease into the country from abroad. However later they discover their own son has been bitten by the dog. Nick asks Claude to help the gamekeepers to look for the dog and the matter is resolved. Ashfordly Police have a new vehicle, which unfortunately Alf damages on its first time out!

Nick and Alf go on a fishing trip to Whitby. Alf is looking forward to a weeks holiday but Nick is there undercover to investigate smuggling. Nick finds out that a container dumped at sea contains counterfeit money. Alf teaches Nick about fishing and they organise a game of poker with some of the suspected smugglers. Nick takes this opportunity to force his opponent to hand over some of the counterfeit money. They are lodging with the Stirling's who own a sailing shop. Jake Stirling helps Nick and Alf set a trap for the smugglers and they are caught. Jake's girlfriend finds out she's pregnant and he wants her to have an abortion. Kate tells her its illegal. Blaketon is taking over Nick's patch while he's away which gives him a great opportunity to keep an eye on Greengrass. However he fails to find out that he's doing a very good trade in venison!

A break in occurs at the Children's Department of Ashfordly Council Offices, Nick disturbs the intruder but the burglar escapes with a file detailing an abortion. Kate helps a girl named Sandie when she cuts her hand and a toddler goes missing in Whitby. It turns out Sandie did the robbery and abducted the child believing it to be the baby she gave up for adoption. Greengrass is into pigeon racing and is horrified when peregrine falcons kill one of his pigeons. He tells Nick who, tells Claude its not a police matter. Two bird watchers then have their falcon eggs smashed for which Blaketon naturally suspects Greengrass, it turns out Lord Ashfordly's game keeper is responsible and Greengrass demands an apology from Blaketon - but doesn't get it!

There is a rugby match between the harbour men and the North Riding Police. At the pub afterwards Gina has fun flirting with one of the harbour men and with Phil. As she is driving home she notices that she is being followed. She panics, stalls her car and is chased into the woods. Greengrass notices that a young girl is in trouble and tells Nick unaware that it was Gina. Kate coaxes what happened out of her and Nick reports the crime. Inspector Merchison doesn't believe Gina, which infuriates Kate. Phil's tie is found in Gina's car, but Blaketon assures him that no one suspects him. Phil, Nick and PC Little unofficially question the harbour man from the pub and he is arrested under suspicion. Another girl in Whitby is also being followed, but luckily Nick is around when he makes an attack.Gina comes in for an identity parade and it turns out that it was PC Little who was responsible. Gina threatens to return to Liverpool just as a run away pig comes into the pub! - everyone has fun tr

Mr Parker comes to Aidensfield unable to recall the last 7 years of his life. It is suggested that when he left the village back then, he left his family and disappeared after collecting his employers payroll. Kate contacts his wife Helen who agrees to see him. Complications occur when another woman turns up claiming to be his wife. Claude goes to see 'strangers on a train' at the cinema, he then receives a strange proposal from a man who took the plot of the film a bit too seriously. It involved strangers carrying out each others crimes. Greengrass isn't interested in getting involved in such a scheme but the stranger keeps pestering him. Claude still refuses but soon finds out his barn had been burnt down shortly after he admitted the insurance was worth more than the barn itself. The stranger kidnaps Alfred, Nick and Greengrass go to investigate, and Alfred is found much to Claude's relief.

Susanna Temple Richards (Played by Jenny Agutter) is having an affair with a local man. Her husband is often seen drinking, so Susanna puts sleeping pills in his whisky to prevent him joining her on the hunt the next day. But he turns up anyway and takes a fall whilst riding, hits his head and dies. There is an enquiry and high levels of sleeping pills are found in his blood stream. Susanna is arrested. (‘The Laid Plans' in series 6 carries on from this) Archie Cutter has died and Claude asks Nick if he can look after his poultry and he agrees. But later Blaketon tells Nick, Archie was a notorious cock fighter.

A Russian defector is on the run. A Russian ship docks in Whitby and a fight amongst the crew breaks out in a local pub. One sailor thinks he's killed his skipper and asks Nick for Political asylum. When Nick and Alf take him to the immigration office he makes a run for it and they lose him. Blaketon is not impressed but when the sailor finds out that he didn't kill the Skipper he says he needs to get back on the ship. Nick and Claude arrange a plan to sneak the sailor back onto the ship and it works. During all of this Greengrass has been trout poaching with a priest! Dr Radcliff's daughter goes missing on a cliff side and a search is mounted for her - she is found unharmed.

The hours Kate is working in Whitby is putting a strain on her relationship with Nick. At the moment she is rarely at home except for weekends. Ron Cooper ends up in hospital from a breech explosion from his Lee Enfield .303 Army Riffle. Nick investigates as to why he had the gun in the first place and eventually finds hoards of old army ammunition at Cooper's farm. Greengrass has got hold of some grenades which he uses to clear Lord Ashfordly's river of most of his trout. Mrs Swinton thinks she's pregnant and Kate gives her some pills, which will determine whether she's pregnant or not by the next day. We later see Kate taking them, she tells James that she's pregnant, but she's less than pleased with the idea. She attempts to tell Nick but backs down.

Nick and Kate's relationship is really put to the test. Nick is slacking in his work, whilst James that her quality of work has also reduced. Nick confides in Blaketon and James is there for Kate to talk to about their problems. Kate tells Nick she is pregnant but he is a lot more keen than she is and is upset when she suggests bringing up the baby on her own, because of their ‘unworkable marriage'. Kate ends up performing first aid on top of a church roof, and Nick is annoyed at her for taking the risk going up there, but she informs him simply that its ‘her job'. Later the situation is reversed when Nick arrests a man with a knife. In the final scene Kate tearfully realises the baby and their marriage is most important and is upset to think she may have ruined her and Nick's special time, but Nick comforts her, telling her everything will be all right and the couple make up happily.

Kate arranges with James to do only 2 surgeries a week in Whitby as originally planned and James would help out in Aidensfield when necessary. A feud amongst a local family turns nasty and the police soon learn there's a lot more raw emotion and conflict behind the trouble as they find out more about the families recent past. Billy an of friend of Gina's turns up, who has just been released from prison. He buys Gina a stolen record player from Claude - of which Blaketon is of course suspicious! Nick and Kate are looking forward to the birth of their new baby, Nick even buys a set of toy soldiers! Kate is craving banana and marmite sandwiches or is it chips and ice cream!!

There are a series of vandal attacks on a battery hen farm, which turns out to have involved a potential girlfriend of Phil's! Nick and Kate are decorating the nursery and Blaketon is impressed when he sees it - he even gives them a teddy bear for the baby, which he suggests they call ‘Oscar'!! Claude tries a scheme to sell ‘free range' eggs - the only trouble is he's had a bit of help from the battery hens!!

A man comes to Aidensfield who has mislaid his suitcase on a train.. The suitcase contained his wife's ashes. His purpose for his visit was to try and make peace with his mother in law after a fierce misunderstanding years ago.. There is a village fete with everyone involved, whilst the police uncover some weapons from a hot dog stand. Alfred is supposed to enter the Lurcher Challenge Cup race but unfortunately George lets him loose on the ale.

The owners of Abbots Farm are in trouble when an outbreak of tuberculosis hits. Alf has trouble with the car again, only this time he gets it stuck in a river! Nick helps him rescue the car and Claude jokes about some spooky noises in the area. The police uncover some illegal exotic birds.