Sharon D Clarke DCI Ellis Actor Andrew Gower DS Chet Harper Actor Charlotte McCurry DC Kate Trent Actor Allison Harding ACC Alison Leighton Actor John Hollingworth DS Malcolm Oliver Actor Sasha Desouza-Willock PC Suravi Kareem Actor Joel Morris Joseph Ward Actor James Doran Peter Barron Actor Kirsty Bushell Natasha Scope Actor Hannah Chinn Avery Barron Actor Niamh Blackshaw Jade Bell Actor Cariad Lloyd Pippa Ellerson Actor Keir Charles Chris Ellerson Actor Sonny Walker Kelvin Jones Actor Michele Buck Executive Producer Lucy Raffety Executive Producer Sian Ejiwunmi-Le Berre Executive Producer Catherine Mackin Executive Producer Bea Tammer Executive Producer Sebastian Cardwell Executive Producer Paul Testar Executive Producer Chris Martin Producer Oliver Frampton Writer