- David Morrissey - DCS Ian St Clair
- Claire Rushbrook - Cathy Rowley
- Michael Balogun - Harry Summers
- Christine Bottomley - Rachel Crossley
- Stephen Dillane - Roy Branson
- Monica Dolan - Ann Branson
- Robert Emms - Samuel Warner
- David Harewood - Denis Bottomley
- Aisling Loftus - Sandy Waters
- Jorden Myrie - Marcus Clarke
- Sharlene Whyte - Pam Bottomley
- Bethany Asher - Stephie Bottomley
- Stephen Tompkinson - Warnock
- Bally Gill - Neel Fisher
- Terence Maynard - DS Cleaver
- Andrea Lowe - DI Taylor
- Safia Oakley-Green - Cinderella Jackson
- Chanel Cresswell - Rosie Jackson
- Sean Gilder - Dean Simmons
- Don Gilet - Jacob Harris
- Lindsay Duncan - Jennifer Hale
- Mark Addy - Ron St Clair
- Christopher Fairbank - Bill Raggett
- Charles Dale - Leonard Gibson
- Mark Frost - Martin St Clair
- Alun Armstrong - Gary Jackson
- Joanne Froggatt - Sarah Vincent
- Clare Holman - Helen St Clair
- Oliver Huntingdon - Ryan Bottomley
- Robert Lindsay - Franklin Warner
- Ria Zmitrowicz - Lisa Waters
- Paul Slack - Labour Councillor
- Augustina Amoa - Chair Person
- Sam Buchanan - Nicky Branson
- Josh Rowland - Dale
- Dena Smiles - Denise
- Mark Oliver - Marco
- George Harrison - Nikko
- Conor Deane - Kyre Branson
- Jennifer Hennessy - Chief Constable
- Andrew Gower - Jamie
- Sarah Priddy - Magistrate
- Anthony Burrows - Local Ashfield Resident
- Kieron Brook - Bar Staff
- Roger Conneff - Safehouse Neighbour
- Pip Torrens - Commissioner Charles Dawes
- Phaldut Sharma - Chief Constable Fraser
- Harriet Spencer
- Lewis Arnold
- Tessa Ross
- Rebecca Hodgson
- Juliette Howell
Alun Armstrong interpreta a Gary Jackson en la serie.
Adeel Akhtar interpreta a Andy Fisher en la serie.
Robert Glenister hace el papel de DI Kevin Salisbury.
Kevin Doyle interpreta a Fred Rowley en la serie.
Lesley Manville interpreta a Julie Jackson en la serie.
Lorraine Ashbourne hace el papel de Daphne Sparrow.
Adam Hugill hace el papel de Scott Rowley.
Perry Fitzpatrick interpreta a Rory Sparrow en la serie.
Nadine Marshall interpreta a Jenny Harris en la serie.
Philip Jackson hace el papel de Mickey Sparrow.
Capítulo disponible en las siguientes plataformas:
