DCI Rachel Carey / DI Rachel Carey (12 episodes, 2019-2022)
Commander Danny Hart (12 episodes, 2019-2022)
DSU Gemma Garland (11 episodes, 2019-2022)
DS Patrick Flynn (9 episodes, 2019-2022)
DS Nadia Latif / DI Nadia Latif (9 episodes, 2019-2022)
Frank Napier (9 episodes, 2019-2022)
DSU Tom Kendricks / DSI Tom Kendricks (9 episodes, 2019-2022)
Operator Phillips / DI Phillips (8 episodes, 2019-2022)
Shaun Emery (6 episodes, 2019)
Isaac Turner (6 episodes, 2022)
Hannah Roberts (6 episodes, 2019)
Simone Turner (6 episodes, 2022)
Abigail Carey (6 episodes, 2019-2022)
Khadija Khan (6 episodes, 2022)
DC Chloe Tan (6 episodes, 2022)
Charlie Hall (6 episodes, 2019)
Rowan Gill (6 episodes, 2022)
Safe House Op Louie / Louie (6 episodes, 2019-2022)
Aliza Clarke (5 episodes, 2022)
Karen Merville (5 episodes, 2019)
Becky (4 episodes, 2019)
DCI Alec Boyd (4 episodes, 2019)
Rhys Edwards (5 episodes, 2022)
Gregory Knox (5 episodes, 2022)
Operator One (5 episodes, 2019)
Guard Paulie (5 episodes, 2019)
Guard Mikey (5 episodes, 2019)
Guard Denny (5 episodes, 2019)
Safe House Op Clarisse / Covert Op Clarisse (4 episodes, 2019)
Ruby Turner (4 episodes, 2022)
Jamal (4 episodes, 2019)
Jaycee (4 episodes, 2019)
Eli Jacobi (4 episodes, 2019)
Operator Three (4 episodes, 2019)
Blue Eyes (Nikolai Mirsky) / Blue Eyes (4 episodes, 2022)
Covert Op Bryn (4 episodes, 2019)
Ryan (3 episodes, 2019)
Covert Op Ray (3 episodes, 2019)
Alma (3 episodes, 2019)
Kenny Shaw (3 episodes, 2019)
Grey Eyes (3 episodes, 2022)
Yan Wanglei (3 episodes, 2022)
Francis (3 episodes, 2019)
Eddie Emery (3 episodes, 2019)
Operator Two (3 episodes, 2019)
Taxi Driver (3 episodes, 2019)
Marcus Levy (3 episodes, 2019)
Naz (3 episodes, 2019)
Covert Op Amelia (3 episodes, 2019)
Harrison Turner (2 episodes, 2022)
Bogdan (2 episodes, 2019)
Andy Sim (2 episodes, 2019)
Faisal (2 episodes, 2019)
Mat Forester (2 episodes, 2019)
Ed Polczynski (2 episodes, 2022)
Connor (2 episodes, 2022)
Elaine Hart (2 episodes, 2019)
DC Erin Foster (2 episodes, 2022)
Anthony Reed (2 episodes, 2022)
Lauren Mackie (2 episodes, 2022)
Lee (2 episodes, 2019)
Crispin (2 episodes, 2019)
Dr. Basrai (2 episodes, 2022)
Kevin (2 episodes, 2019)
Quinny (2 episodes, 2019)
Lee / Lee (Armed Officer) (2 episodes, 2022)
Jeanie (2 episodes, 2019)
Eric / Tech Officer (2 episodes, 2019-2022)
Office Manager (2 episodes, 2019)
Young Reporter (2 episodes, 2022)
Yvonne Flynn (2 episodes, 2022)
Grace Flynn (2 episodes, 2022)
Flynn's Son / Georgie Flynn (2 episodes, 2022)
Forensics Officer Nick / Nick May (1 episode, 2019)
Todd (1 episode, 2022)
Alan McKenzie (1 episode, 2022)
Edison Yao (1 episode, 2022)
Jessica Mallory (1 episode, 2019)
Instructor (1 episode, 2022)
Shadow Home Secretary (1 episode, 2022)
DS Colin Parnell (1 episode, 2022)
Amina Mahdi (1 episode, 2019)
Zain Mahdi (1 episode, 2019)
Tech Op 2 (1 episode, 2022)
Coroner (1 episode, 2019)
Jamila Mahdi (1 episode, 2019)
Control Op (1 episode, 2022)
Matt Tait (1 episode, 2022)
Lawyer (1 episode, 2022)
Tech Op 1 (1 episode, 2022)
Detective One (1 episode, 2019)
Detective Two (1 episode, 2019)
Prosecutor (1 episode, 2019)
Gerard (Studio Engineer) (1 episode, 2022)
Judge (1 episode, 2019)
Mrs. Li (1 episode, 2022)
Vision Mixer (1 episode, 2022)
Ballistics Officer (1 episode, 2022)
Uniform Officer (1 episode, 2019)
Translator (1 episode, 2022)
Jay (1 episode, 2022)
Rabbi Shulman (1 episode, 2022)
Ambassador Xian Xiaodong (1 episode, 2022)
Teacher (1 episode, 2019)
Driver (1 episode, 2022)
Tech Officer (1 episode, 2022)
Tech Op 3 (1 episode, 2022)
Alfonsi Guruli (1 episode, 2022)
Victoria Bello (1 episode, 2022)
Doctor (1 episode, 2022)
Nora (1 episode, 2022)
Coulter (1 episode, 2022)
Badri Bugadze (1 episode, 2022)
Margaret (1 episode, 2022)
Georgia Newsreader (1 episode, 2022)
Pitch Presenter (1 episode, 2022)
Floor Manager BBC Breakfast (1 episode, 2022)
Yvonne (1 episode, 2022)
DCI Peter Taylor (1 episode, 2019)
Tactical Firearms Officer (1 episode, 2019)
Taxi Driver (1 episode, 2022)
Will Daniels (1 episode, 2022)
Dee (1 episode, 2019)
Receptionist (1 episode, 2022)
BBC Newsreader (1 episode, 2022)
Joseph (1 episode, 2022)
Bell Hop (1 episode, 2022)
Gabor (1 episode, 2019)
Jutca (1 episode, 2019)
SO15 detective (1 episode, 2022)
Detective Constable (1 episode, 2019)
Heavy Set Guard (1 episode, 2019)
Elijah - Arms Dealer (uncredited) (6 episodes, 2019)
Bus Depot Mechanic (uncredited) (6 episodes, 2019)
James (uncredited) (6 episodes, 2019)
DS Graham Bradwell / MET Police Sergeant (uncredited) (5 episodes, 2019-2022)
Cole - Terrorist (uncredited) (5 episodes, 2019)
Armed Police Officer (uncredited) (4 episodes, 2019)
Sgt. Herbert Eden (uncredited) (3 episodes, 2019)
Covert Op (uncredited) (3 episodes, 2019)
Body Guard (uncredited) (2 episodes, 2019)
Crime Investigation Detective (uncredited) (2 episodes, 2019)
Back Room Gang Member (uncredited) (2 episodes, 2019)
DS Robert Kent (uncredited) (2 episodes, 2019)
Policeman (uncredited) (2 episodes, 2022)
Clubber (uncredited) (1 episode, 2019)
Police Chief Inspector (uncredited) (1 episode, 2019)
Mack (uncredited) (1 episode, 2019)
Court Room Official (uncredited) (1 episode, 2019)
Court Room Solicitor (uncredited) (1 episode, 2019)
Judge (uncredited) (1 episode, 2019)
Street Witness (uncredited) (1 episode, 2019)
Prisoner (uncredited) (1 episode, 2019)
Police Officer (uncredited) (1 episode, 2019)
PC Josh Giles (uncredited) (1 episode, 2019)
Lieutenant Colonel (uncredited) (1 episode, 2019)
Convict (uncredited) (1 episode, 2019)
Resident (uncredited) (1 episode, 2019)
Court Security Officer (uncredited) (1 episode, 2019)
O Scott Photographer (uncredited) (1 episode, 2019)
Reporter (uncredited) (1 episode, 2022)
Uniform 2 (uncredited) (1 episode, 2022)
SCO19 Officer (uncredited) (1 episode, 2022)
Delegate to CEO (uncredited) (1 episode, 2022)
China Research Committee (uncredited) (1 episode, 2022)
Whiz-kid (uncredited) (1 episode, 2022)