John Simm

as DS Roy Grace

Richie Campbell

as DS Glenn Branson

Laura Elphinstone

as DS Bella Moy

Brad Morrison

as DC Nick Nicholl

Zoe Tapper

as Cleo Morey

Craig Parkinson

as DS Norman Potting

Sam Hoare

as Cassian Pewe

Rebecca Scroggs

as Ari Branson

Clare Calbraith

as Sandy Grace

Rakie Ayola

as ACC Alison Vosper