Samantha Morton Jack Brooks Actor Ruby Stokes Flo Actor Erin Ainsworth Poppy Harper Actor Liam Hatch Tom Harper Actor Paul Fox Reverend Fletcher Actor Aaron-Jon North Jonathan Actor Lorelei Winterfrost Ruby Actor Charles Martin Director Hans Rosenfeldt Writer Camilla Ahlgren Writer CJ Tudor Writer Tony Wood Executive Producer Moreyba Bidessie Executive Producer Richard Tulk-Hart Executive Producer Eve Doherty Film Editor Josh Cunliffe Film Editor Mark Hermida Film Editor Joel Skinner Film Editor