1Matthew Goode as Detective Carl Morck
NetflixWho is Detective Carl Morck?: Department Q's lead character DCI Morck is a detective who is assigned the police station's new cold case department after his last job goes wrong and leads to the death of another officer.
What else has Matthew Goode be in?: You most likely recognize Matthew from his roles in the series Downton Abbey and The Crown. He's also starred in the series A Discovery of Witches, The Good Wife, and Ordeal by Innocence, and the movies The Imitation Game, The Duke, and The King's Man.
2Chloe Pirrie as Merritt Lingard
NetflixWho is Merritt Lingard?: Merritt is a prosecutor working in Edinburgh, who gets kidnapped four years before the events of the series, and Morck is trying to find out what happened to her.
What else has Chloe Pirrie been in?: You'll most likely recognize Chloe from her roles in the movies Emma and Burn Burn Burn. Or from her roles in TV shows such as The Queen's Gambit, Under the Banner of Heaven, Carnival Row, The Crown and Industry.
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3Alexej Manvelov as Akram Salim
NetflixWho is Akram Salim?: Akram is a refugee from Syria and a member of the police force who works in the IT department, but he wants more and so he manages to join Morck's new department.
What else has Alexej Manvelov been in?: Before starring in Department Q, Alexej is known for his roles in the series Tom Clancy's Jack Ryan, Top Dog, and Chernobyl.
4Kate Dickie as Moira
NetflixWho is Moira?: Moira is Morck's boss and the person who sets up Department Q.
What else has Kate Dickie been in?: You're most likely to know Kate from her role as Lysa Arryn in Game of Thrones. She's also starred in The Nest, Prometheus, The Green Knight, The Day of the Jackal, and Annika.
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5Leah Byrne as Rose
NetflixWho is Rose?: Rose works in the police department and hasn't been put on a case for two years and so she begs Morck to let her work with him.
What else has Leah Byrne been in?: Before Department Q you're likely to recognize Leah from her roles in Deadwater Fell and Call the Midwife.
6Mark Bonnar as Stephen Burns
NetflixWho is Stephen Burns?: Stephen is Lord Advocate and originally worked with Merritt before she disappeared.
What else has Mark Bonnar been in?: Mark has been acting since the early 2000s and you're likely to recognize him from his roles in Catastrophe, Shetland, Doctor Who and Unforgotten amongst many others.
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7Shirley Henderson as Claire Marsh
NetflixWho is Claire Marsh?: Claire is a carer who works for Meritt, looking after her younger brother William.
What else has Shirley Henderson been in?: You're likely to recognize Shirley from her role as Moaning Myrtle in the Harry Potter film series and for playing Jude in the Bridget Jones series. She's also known for her roles in 24 Hour Party People and Wild Child among many others.
8Kelly Macdonald as Dr Rachel Irving
NetflixWho is Dr Rachel Irving?: Rachel is the police therapist assigned to have sessions with Morck after his accident.
What else has Kelly Macdonald been in?: Kelly has been acting since the mid 1990s, when she starred in her first role as Diane in Trainspotting. Since then she's been in Nanny McPhee, No Country For Old Men, Boardwalk Empire, Line of Duty and many more.
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