Spudvisor
Ben Miles

Commander Danny Hart (12 episodes)

Lia Williams

DSU Gemma Garland (12 episodes)

Ron Perlman
Cavan Clerkin

DS Patrick Flynn (9 episodes)

Ginny Holder

DC Nadia Latif (6 episodes)

DS Nadia Latif (3 episodes)

Nigel Lindsay

DSU Tom Kendricks (5 episodes)

DSI Tom Kendricks (4 episodes)

Laura Haddock

Hannah Roberts (6 episodes)

Barry Ward

Charlie Hall (6 episodes)

Paapa Essiedu

Isaac Turner MP (6 episodes)

Indira Varma
Tessa Wong

DC Chloe Tan (6 episodes)

Peter Singh

Operator Phillips (6 episodes)

Tom Colley

Operator One (5 episodes)

Lewis Kirk

Safe House OP Louie (5 episodes)

Huw Novelli

Covert OP Bryn (4 episodes)

Chabris Napier-Lawrence

Safe House OP Clarisse (4 episodes)

Rebecca Pownall
Einar Kuusk

Covert OP Ray (4 episodes)

Ralph Ineson

DCI Alec Boyd (4 episodes)

Faraz Ayub

Operator Two (3 episodes)

Ian Pirie
Jennifer Saayeng

Covert OP Amelia (3 episodes)

Rebecca Scott

Office Manager (2 episodes)

Adam Sopp

Detective One (1 episode)

Simon Ludders

Forensics Officer Nick (1 episode)

Christopher Torretto

Tactical Firearms Officer (1 episode)

Tibu Fortes

Detective Constable (1 episode)

Andrew Joshi

DCI Peter Taylor (1 episode)

Dan Hagley

Uniform Officer (1 episode)

Jade Harrison

Uniform Officer (1 episode)

Alex Andreas

Heavy Set Guard (1 episode)

Paul Ritter
Famke Janssen

Jessica Mallory (1 episode)

Robert Ryan

Street Witness (1 episode)

Joshua Jo
Shauna Shim

Shadow Home Secretary (1 episode)

Mariam Khundadze

Georgia Newsreader (1 episode)

David Heyman

Production Executive (12 episodes)

Rosie Alison

Executive Producer (6 episodes)

Ben Irving

Production Executive (6 episodes)

Tom Coan

Executive Producer (6 episodes)

Marc Lawes

Sound Effects Editor (6 episodes)

Dave Rowntree

Sound Director (6 episodes)

Ian Arber

Sound Director (6 episodes)