Adrian Dunbar

After a criminal is shot dead during a police raid, AC-12 begins gathering evidence against Sergeant Danny Waldron, but it may be hard to get any information out of Danny's tight-knit unit.

Lindsay Denton sets out to clear her name, while Arnott and Hastings interrogate Bains on suspicion of murder.

When Arnott's inquiries lead him to be suspended, he must team up with an unlikely partner to open his colleagues' eyes to the possible corruption within their own department.

When three police officers are shot dead during the hijacking of a seized-drugs transport, AC-12 moves in to investigate possible police collusion.

Mia Farrow, Joan Plowright, Natasha Richardson, Adrian Dunbar, and Jim Broadbent star in this dark drama set in 1920s Ireland. When a mysterious young American woman, Edwina (Richardson), arrives in Kilshannon, a small town inhabited largely by widows led by Mrs. Doyle Counihan (Plowright), no one can get any information about her, including Mrs. Counihan's son, who is wooing Edwina. Miss Catherine O'Hare (Farrow) and Edwina immediately dislike each...

Kate and Steve investigate Corbett's past and uncover evidence that may explain Hastings's increasingly reckless behavior. Meanwhile, the hunt for "H" intensifies.

After the incident with Frank, Jim shields Cat from blame but demands she stop investigating Mary's death. Fearing she's in danger, Cat seeks refuge with Barry, who has been looking into his own family's secrets.

Reeling from yet another tragedy, Cat runs into Dez at Barry's house, and Dez presents her with a difficult decision. As Jim prepares to leave town, Michael and Fiona attempt to clear the air.

After the unexpected death of her mother, Mary, Cat Hogan returns to her small hometown from Dublin and notices her father, Jim, acting strangely. Cat tries to tell her siblings, Fiona and Michael, that she suspects their father had a hand in their mother's death.

Paul agonizes over the difficult decision he must make after the gang's ringleader, Kian, orders him to help steal Gillian's prized horse. Gillian has a falling out with her husband, Tom, before a family golf outing, and Jim interviews for a job in town.