Cathy Keating is a fictional character portrayed by Kacey Ainsworth in the TV series Grantchester.
In the first episode they appeared in, titled Episode #1.1 (season 1), they were 46 years old.
They appear in 47 episodes out of a total of 53 aired so far and have accumulated 241 positive votes.
The character of Cathy Keating is mainly associated with Geordie Keating.
Episodes47
Episode #1.1
episode S1.E1 january 2015After a mourner at a supposed-suicide's funeral confides her suspicions of murder to young vicar Sidney Chambers, he joins forces with Inspector Geordie Keating.
Episode #1.4
episode S1.E4 february 2015A fire in the village leads Sidney to another investigation. Meanwhile, a family crisis causes Geordie to become distracted and detached from his job.
Episode #1.6
episode S1.E6 february 2015Sidney and Geordie investigate the murder of a local policeman, and find the killer's motive is connected to events that took place in the Second World War.
Episode #2.1
episode S2.E1 march 2016Sydney is arrested and released accused of sexual assault by the father of 15 year old schoolgirl Abigail Redmond citing the evidence of her unseen diary.
Episode #2.2
episode S2.E2 april 2016Sidney and Geordie investigate a Cambridge lecturer's fatal fall from the college spires.
Episode #2.3
episode S2.E3 april 2016A young man confesses to Sidney he has killed his landlord, but both Geordie and Sidney get a shock when they visit the victim's house. Sidney's relationship with Margaret begins to get serious. Amanda returns to town with important news.
Episode #2.5
episode S2.E5 april 2016Sidney is the only friend Gary Bell has left as he waits for news about whether he will be offered a reprieve.
Episode #2.6
episode S2.E6 may 2016Sidney has entirely stopped caring about his responsibilities as a clergyman following the difficult events of the past few weeks.
Christmas Special 2016
episode S3.E0 december 2016Geordie and Sidney must hunt for a killer, and hope to bring justice to two women mourning for their lost loves at Christmas time.
Episode #3.1
episode S3.E1 april 2017Sidney receives a dead crow and a series of anonymous phone calls. Geordie calls Sidney to a body of a respected doctor found dead in the church together with a dead crow.
Episode #3.2
episode S3.E2 april 2017The entire village cricket team is sick when someone poisons the beer. But everyone recovers except a young man who is found dead the next day.
Episode #3.3
episode S3.E3 may 2017A quiet day in Cambridge is thrown into disarray as Leonard and his new lady friend Hilary are witness to an armed robbery at the post office.
Episode #3.4
episode S3.E4 may 2017When a single mother's death is covered up, Sidney and Geordie try to hold those accountable for their actions.
Episode #3.5
episode S3.E5 may 2017Sidney arrives at a Romany camp, but when someone is killed, he is prime suspect.
Episode #3.6
episode S3.E6 may 2017Sidney tries to right a wrong, and so does Geordie. Mrs. Maguire has some of her questions answered, and turns a new leaf. Amanda gives Sidney an ultimatum.
Episode #4.1
episode S4.E1 july 2019Sidney Chambers attends a talk by the Reverend Nathaniel Todd, a key part of the Civil Rights movement in America. During the event, protestors disrupt Todd's speech and release fireworks, causing the audience to panic and leading to a crush as dozens of people try to escape through a locked door. In the chaos, a man is stabbed and killed by an unseen assailant. The murder sees racial tensions spike and Geordie is called in to investigate.
Episode #4.2
episode S4.E2 july 2019Sidney discovers he was the last person to see a woman alive during a drunken night. While he struggles to remember what happened, Geordie becomes concerned for his friend's troubled state of mind.
Episode #4.3
episode S4.E3 july 2019Geordie is called to investigate an apparent break-in at a computer laboratory. When the head of the lab keels over and dies from mercury poisoning, Geordie suspects foul play - particularly when he finds that the Professor appears to have spent the night in the lab with someone other than his wife.
Episode #4.4
episode S4.E4 july 2019As Will is preparing to be installed as the new Vicar of Grantchester, Geordie comes to him with a request of a religious nature. A young boy on a farm in the Fens has blood on his hands and is struggling to communicate. As Will starts to talk to the boy using sign language, the pair must come together to help the boy's family heal - while Will has demons of his own to wrestle with.
Episode #4.5
episode S4.E5 august 2019Will and Geordie investigate the peculiar circumstances around the death of Eddie, an associate to Will's father.
Episode #4.6
episode S4.E6 august 2019Will, upset by his family tragedy and faced with life-changing choices, seeks distraction in Geordie's world. A strange new case unfolds: the murder of a "Teddy Boy" at a dance hall, which in Geordie's opinion is proof that the country has truly gone to the dogs. The dead boy's pockets reveal a library card from Geordie's daughter, Esme's school, and even more disturbing - a picture of Esme herself. Esme claims ignorance, but Will knows something is up as he's spotted her hiding a love letter.
Episode #5.1
episode S5.E1 june 2020When a student from a prestigious all female college is found dead, Will and Geordie must infiltrate the murky world of campus politics and university societies.
Episode #5.2
episode S5.E2 june 2020Will and Leonard witness a deadly and deliberate hit-and-run in Grantchester. Geordie traces the car to a pair of decidedly dysfunctional brothers caught in a web of lies.
Episode #5.3
episode S5.E3 june 2020Will asks Ellie out to the cinema. There has been a brutal murder in the projection booth. The Chapmans get a brick through their window, and Keating discovers that someone has been sleeping in the cinema. What is the connection?
Episode #5.4
episode S5.E4 july 2020A naked student runs through town yelling "The aliens are coming". Keating is going to arrest him, but Will convinces him it's a bit of high spirits. He is found dead in a field the next day.
Episode #5.5
episode S5.E5 july 2020After a boxing match between Lucas and Matt, the door is locked. Vic and Will break in and find them both unconscious. It looks like a double suicide. Vic knows more than he is letting on. Luke dies and Keating cannot believe who did it.
Episode #5.6
episode S5.E6 july 2020Geordie and Will discover a woman dead on the green, with her arms extended like a cross, and a wedding ring on her finger. Then they discover she is a nun.
Episode #6.1
episode S6.E1 october 2021The vicarage family and the Keatings are on a much needed summer break at Merries Holiday Camp when the camp's owner is found dead in suspicious circumstances.
Episode #6.2
episode S6.E2 september 2021Will and Geordie negotiate a complex family dispute that may have something to do with the murder of the head of a local adoption agency; a sinister letter arrives for Leonard.
Episode #6.3
episode S6.E3 september 2021Will and Geordie are drawn into the cut-and-thrust world of local politics when the death of Councilor Derek McArthur prompts an election in Grantchester.
Episode #6.4
episode S6.E4 september 2021An otherwise quiet nightshift is disrupted when a group of young American airmen are arrested for trespassing at the local quarry and brought to the station.
Episode #6.5
episode S6.E5 october 2021As the day of Leonard's trial dawns, Will and Geordie are called upon to investigate an audacious robbery from a bank security van in Cambridge, which has had tragic repercussions.
Episode #6.6
episode S6.E6 october 2021When the leader of a student CND group, Rachel Bromilow, falls to her death from a college building while staging a daring protest, Will and Geordie discover her death is not as accidental as it first appears
Episode #6.7
episode S6.E7 october 2021When Leonard's cell-mate, Joe Davies, is accused of murdering another inmate, he asks Will and Geordie for their help. But the brutal prison stirs up memories for Geordie.
Episode #6.8
episode S6.E8 october 2021When a successful music producer is murdered, Geordie finds himself implicated in the investigation, and forced to consider whether his army buddy Johnny could be the killer.
Episode #7.1
episode S7.E1 july 2022Lord Edmund Fitzgerald is found dead on his family estate. Geordie and Will find themselves in disagreement with the new boss, DCI Elliott Wallace as to if it was murder, or something else.
Episode #7.2
episode S7.E2 july 2022Lester Carmichael, the co-owner of a cleaning goods business, in found dead in his own bed. It is revealed that him being a family man was a lie. Both Will and Geordie have relationship problems. Jack is worried about Mrs. Chapman.
Episode #7.3
episode S7.E3 july 2022A dead body is found at the doors of Leonard's cafe and the search for the victim's identity leads Geordie to believe the case is connected to similar killings from the past. Mrs. Chapman struggles with her illness.
Episode #7.4
episode S7.E4 april 2022Preparations for a charity auction are interrupted when a body is found. The victim, a local electrician, turns out to have had a dark secret.
Episode #7.5
episode S7.E5 april 2022There's a murder at a local old folks' home and two of its elderly residents go missing. Are they victims or involved in the crime? Will and Geordie try to track them down.
Episode #7.6
episode S7.E6 august 2022Geordie realizes he may have sent the wrong man to prison for murder and that the real killer could still be at large and headed to the vicarage
Episode #8.1
episode S8.E1 july 2023After a fun-filled charity motorbike race, a young biker is found dead. Will and Geordie struggle to work out who would want to hurt a gifted young man.-
Episode #8.2
episode S8.E2 july 2023In the aftermath of a fatal accident, Will is devastated to be the cause while Geordie rushes to exonerate his friend. -
Episode #8.3
episode S8.E3 july 2023At one of Cambridge's most prestigious colleges, a man is murdered and a valuable painting is stolen, leaving Geordie to determine if the two crimes are linked. -
Episode #8.4
episode S8.E4 july 2023Leonard is devastated when a halfway house resident is found dead. The man confessed suicidal thoughts to Will, but is this suicide or murder? 
Episode #8.5
episode S8.E5 august 2023Geordie is placed on desk duty as Elliot contrives to force him to resign. The next murder case is handed to Larry, who struggles but wisely enlists the help of Miss Scott.-
Episode #8.6
episode S8.E6 august 2023Will has disappeared, but with Bonnie about to give birth, Geordie must find him and bring him to his senses before it is too late.
- Episode #1.1
- Episode #1.4
- Episode #1.6
- Episode #2.1
- Episode #2.2
- Episode #2.3
- Episode #2.5
- Episode #2.6
- Christmas Special 2016
- Episode #3.1
- Episode #3.2
- Episode #3.3
- Episode #3.4
- Episode #3.5
- Episode #3.6
- Episode #4.1
- Episode #4.2
- Episode #4.3
- Episode #4.4
- Episode #4.5
- Episode #4.6
- Episode #5.1
- Episode #5.2
- Episode #5.3
- Episode #5.4
- Episode #5.5
- Episode #5.6
- Episode #6.1
- Episode #6.2
- Episode #6.3
- Episode #6.4
- Episode #6.5
- Episode #6.6
- Episode #6.7
- Episode #6.8
- Episode #7.1
- Episode #7.2
- Episode #7.3
- Episode #7.4
- Episode #7.5
- Episode #7.6
- Episode #8.1
- Episode #8.2
- Episode #8.3
- Episode #8.4
- Episode #8.5
- Episode #8.6
Best moments10
- There's a murder at a local old folks' home and two of its elderly residents go missing. Are they victims or involved in the crime? Will and Geordie try to track them down.
- A naked student runs through town yelling "The aliens are coming". Keating is going to arrest him, but Will convinces him it's a bit of high spirits. He is found dead in a field the next day.
- As the day of Leonard's trial dawns, Will and Geordie are called upon to investigate an audacious robbery from a bank security van in Cambridge, which has had tragic repercussions.
- Will, upset by his family tragedy and faced with life-changing choices, seeks distraction in Geordie's world. A strange new case unfolds: the murder of a "Teddy Boy" at a dance hall, which in Geordie's opinion is proof that the country has truly gone to the dogs. The dead boy's pockets reveal a library card from Geordie's daughter, Esme's school, and even more disturbing - a picture of Esme herself. Esme claims ignorance, but Will knows something is up as he's spotted her hiding a love letter.
- At one of Cambridge's most prestigious colleges, a man is murdered and a valuable painting is stolen, leaving Geordie to determine if the two crimes are linked.
- As Will is preparing to be installed as the new Vicar of Grantchester, Geordie comes to him with a request of a religious nature. A young boy on a farm in the Fens has blood on his hands and is struggling to communicate. As Will starts to talk to the boy using sign language, the pair must come together to help the boy's family heal - while Will has demons of his own to wrestle with.
- Geordie is called to investigate an apparent break-in at a computer laboratory. When the head of the lab keels over and dies from mercury poisoning, Geordie suspects foul play - particularly when he finds that the Professor appears to have spent the night in the lab with someone other than his wife.
- Will and Geordie investigate the peculiar circumstances around the death of Eddie, an associate to Will's father.
- Will asks Ellie out to the cinema. There has been a brutal murder in the projection booth. The Chapmans get a brick through their window, and Keating discovers that someone has been sleeping in the cinema. What is the connection?
- Lester Carmichael, the co-owner of a cleaning goods business, in found dead in his own bed. It is revealed that him being a family man was a lie. Both Will and Geordie have relationship problems. Jack is worried about Mrs. Chapman.
- Episode #7.5
- Episode #5.4
- Episode #6.5
- Episode #4.6
- Episode #8.3
- Episode #4.4
- Episode #4.3
- Episode #4.5
- Episode #5.3
- Episode #7.2