Dept. Q Episode #1.7 (Season 1, Episode 7)
TV-MA
TV Episode | 51 min | Crime, Drama, Mystery

Dept. Q

Episode #1.7 (Season 1, Episode 7)

TV-MA

TV Episode | 51 min | Crime, Drama, Mystery

Carl makes some dangerous allegations to some powerful men, while Rose takes a fresh angle to uncover more information about Sam Haig.

Director

Scott Frank

Writers

Scott Frank (developed for television by) (written by) | Chandni Lakhani (developed for television by) | Jussi Adler-Olsen (based on the book 'The Keeper of Lost Causes' by) | Colette Kane (written by)

Producer

David Brown (produced by)

Composer

Carlos Rafael Rivera (music by)

Cinematographer

Editor

Casting Director

Production Designer

See all filmmakers & crew (250)

Edit Released

Updated May 29, 2025

Release date

May 29, 2025 (United States)

Contacts

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Cast	+ Add Cast
25 cast members

Name	Known for
Matthew Goode Carl Morck Carl Morck See fewer	The Imitation Game (2014)
Alexej Manvelov Akram Salim Akram Salim See fewer	Dept. Q (2025)
Mark Bonnar Stephen Burns Stephen Burns See fewer	Assassin's Creed IV: Black Flag (2013)
Chloe Pirrie Merritt Lingard Merritt Lingard See fewer	Shell (I) (2012)
Bobby Rainsbury Teenage Merritt Teenage Merritt See fewer	Filth (I) (2013)
Fraser Saunders Harry Jennings Harry Jennings See fewer	Dept. Q (2025)
Kai Alexander Teenage Lyle Teenage Lyle See fewer	Masters of the Air (2024)
Paddy Towers Teenage William Teenage William See fewer	Dept. Q (2025)
Clive Russell Jamie Lingard Jamie Lingard See fewer	Sherlock Holmes (2009)
David Gallacher Robert MacDonald (Defence Advocate) Robert MacDonald (Defence Advocate) See fewer	Breaking the Waves (1996)
Douglas Russell Graham Finch Graham Finch See fewer	The Batman (2022)
James Macnaughton Dennis Piper Dennis Piper See fewer	Dept. Q (2025)
Steven Miller Sam Haig Sam Haig See fewer	Casualty (1986)
Jackson Reid Teenage Sam Haig Teenage Sam Haig See fewer	Dept. Q (2025)
Stuart Bowman Terry Dundee Terry Dundee See fewer	Versailles (2015)
Alison Peebles Female Captor Female Captor See fewer	The Road Dance (2021)
Coseama Cook Child Merritt Child Merritt See fewer	Dept. Q (2025)
Rebecca Palmer Lila Lingard Lila Lingard See fewer	Summer in the Shade (2020)
Aaron McVeigh Jasper Stewart Jasper Stewart See fewer	Dept. Q (2025)
Leah Byrne DC Rose Dickson DC Rose Dickson See fewer	Dept. Q (2025)
Jamie Sives James Hardy James Hardy See fewer	Wilbur Wants to Kill Himself (2002)
Samara MacLaren Donna Hardy Donna Hardy See fewer	Dept. Q (2025)
Kelly Macdonald Rachel Irving Rachel Irving See fewer	No Country for Old Men (2007)
Kim Allan Chloe Evans Chloe Evans See fewer	Outlaw King (2018)
Alec Newman Paul Evans Paul Evans See fewer	Dept. Q (2025)