Matthew Macfadyen Detective Inspector Edmund Reid Actor MyAnna Buring Long Susan Actor Charlene McKenna Rose Erskine Actor Adam Rothenberg Captain Homer Jackson Actor Jerome Flynn Detective Sergeant Bennet Drake Actor Amanda Hale Emily Reid Actor Lydia Wilson Guest Star Clive Russell Guest Star David Dawson Guest Star Josh O'Connor Guest Star Ian McElhinney Guest Star Louise Brealey Guest Star Anna Burnett Guest Star David Wilmot Guest Star Leanne Best Guest Star Greg Brenman Executive Producer Will Gould Executive Producer Simon Vaughan Executive Producer