Bradley Walsh

as Detective Sergeant Ronnie Brooks

Harriet Walter

as Detective Inspector Natalie Chandler

Freema Agyeman

as Junior Crown Prosecutor Alesha Phillips

Jamie Bamber

as Detective Sergeant Matt Devlin

Dominic Rowan

as Senior Crown Prosecutor Jacob "Jake" Thorne

Peter Davison

as Crown Prosecution Service Director Henry Sharpe

Ben Daniels

as Senior Crown Prosecutor James Steel

Bill Paterson

as Crown Prosecution Service Director George Castle

Georgia Taylor

as Junior Crown Prosecutor Kate Barker

Paterson Joseph

as Detective Inspector Wes Leyton