Sean Bean

as Inspector John Marlott

Richie Campbell

as Joseph Nightingale

Ryan Sampson

as Boz

Tom Ward

as Sir Robert Peel

Ed Stoppard

as Lord Daniel Hervey

Vanessa Kirby

as Lady Jemima Hervey

Elliot Cowan

as Sir Bentley Warburton

Robbie Gee

as Billy Oates

Laurence Fox

as Frederick Dipple

Maeve Dermody

as Esther Rose