- Liam Ainsworth - PC William Gallagher
- Curtis Cole - PC Mickey Finch
- Tobias Beer - ACC Francis Harris
- Matt King - Phil Hendricks
- Sophie Bloor - Young Helen
- Clive Wood - Robert Weeks
- Georgia Tennant - Jenny
- Stewart Scudamore - Syd
- Pearce Quigley - Trevor Hare
- Shari Fox - Trevor's Wife
- Sinead Matthews - Paula Days
- Emma Fryer - Linda Bates
- Daniel Scott - Stephen Alan Bates
- Eleni Foskett - Charli
- Brian Fletcher - Danny
- Claire Cornmell - Poppy Johnston
- Eve Robertson - Annette Johnston
- Robert Morgan - Patrick Rushton
- Louise Delamere - Sarah Rushton
- Joey Batey - Shelley
- Alice May Feetham - Rory Harcross
- Charlotte West-Oram - Edwina Croft
- Tim McInnerny - Frank Linnell
- Kevin Sutton - Gavin Sweeney
- Mark Sheals - Bob Patterson
- Chris Clarkson - Patrick Axford / Derbyshire News Reporter
- Susan McCardle - Katherine Fort
- Adam Fielding - Elijah Stubbs
- Lee Boardman - Kevin Sherwood
- Fisayo Akinade - Theo
- Leah Walker - Javine / Theo's Wife
- Aqib Khan - "Mikey" Meekaaeel Qureshi
- Jordan Bolger - "Easy" Ezra Dennison
- Conor Mullen - "Wave" Errol Anderton
- Johann Myers - Jacky Snooks
- Alicya Eyo - Davina
- Alison Burrows - Katie
- Claudia Mirallegro - Maggie
- Morgan Bailey - Snap
- Flo Wilson - Magistrate
- Janet Marsh - Defence Counsel
- Anthony Bowers - SOCO
- Rachel Priest - Nurse
- Ursula Holden-Gill - Usher
- Mark Billingham - Usher
- David McClelland - Dog Walker
- Michael Lambourne - Leather Jacket Man
- Paul Tighe
- Alex Rendell
- Mandy Mason
- Hannah Green
- Daniel Brocklehurst
- Kevin Jackson
- Gordon Ronald
- Mark Billingham
- Hugh Warren
- Jacquie Glanville
- Danny Newton
- Liam Cotter
- Jason Devlin
- Neil Davidge
MyAnna Buring interpreta a DI Helen Weeks en la serie.
Ben Batt interpreta a DI Paul Hopkins en la serie.
David Leon interpreta a DI Adam Perrin en la serie.
Ashley Walters hace el papel de DI Tim Cornish.
Jamie Sives interpreta a DCI Jack Gosforth en la serie.
David Prosho interpreta a DCI Carter en la serie.
Kieran O'Brien interpreta a DS Gary Kenny en la serie.
Jessica Gunning hace el papel de DC Sophie Carson.
Thomas Aldersley hace el papel de DC Brian Fay.
Liam Ainsworth hace el papel de PC William Gallagher.
Capítulo disponible en las siguientes plataformas:
