Dept. Q (TV) Cast
The cast of Dept. Q. Updated on June 22, 2025.
6 actors
Matthew Goode
as DCI Carl Morck (9 episodes)

Matthew Goode plays Carl Morck, an emotionally scarred detective responsible for setting up Department Q, a cold case unit.

Chloe Pirrie
as Merritt Lingard (9 episodes)

Chloe Pirrie appears as Merritt Lingard, a ruthless and ambitious prosecutor.

Jamie Sives
as DCI James Hardy (9 episodes)
Alexej Manvelov
as Akram Salim (9 episodes)

Alexej Manvelov plays Akram Salim, a Syrian cop who flees to Europe and becomes part of the new department.

Leah Byrne
as DC Rose Dickson (9 episodes)

Leah Byrne is Rose, a cadet shaken by a breakdown and seeking a chance to prove herself in DCI Morck's team.

Kelly Macdonald
as Dr Rachel Irving (9 episodes)

Kelly Macdonald portrays Dr. Rachel Irving, the police therapist.

For the best insights and data about the TV show Dept. Q, visit our main Dept. Q page.