Mark O'Rowe Creator, Writer, Executive Producer Mark Strong Daniel Milton Actor, Executive Producer Daniel Mays Lee Simmons Actor Carice van Houten Anna Willems Actor Catherine McCormack Beth Milton Actor Lily Newmark Eve Milton Actor Donald Sumpter George Actor Tobi King Bakare Jamie Harris Actor Wunmi Mosaku Mercy King Actor Natasha O'Keeffe Chloe Myerscough Actor Craig Parkinson Keith Sullivan Actor Afsaneh Dehrouyeh Secretary Actor Kate Dickie Eleanor Actor Deborah Cornelius Beatty Actor Charles Armstrong Johnson Actor Jordan Long Taxi Driver Actor Chloe Pirrie DI Karen Hall Actor Ryan McKen DI Rob Moloney Actor Claire Rushbrook Gloria Wilson Actor Anjana Vasan Katie Actor Daisy Marsh Barista Actor Gabriel Silver Executive Producer Liza Marshall Executive Producer David Roger Production Design Matthew Herbert Original Music, Music Ollie Downey Cinematographer Anne Mensah Executive Producer Johnny Rayner Film Editor Luke Snellin Director Ben Whitehead Film Editor Barney Reisz Producer Eric Vogel Executive Producer Erik Richter Strand Executive Producer Nina B. Andersson Executive Producer