Guest Stars Ciarán Joyce as D.I. Prody Simon Dwyer-Thomas as Bones Anthony Webster as Ivan Penderecki Frankie Keita as Ewan Zadeiah Campbell-Davies as Emily Oscar Coleman as Young Jack Gwion Morris Jones as Hugo Finnbar Hayman as Sergeant Cox Emily Adara as Sophie Ruby Snape as Prody's Mum Luke Rhodri as Max Gethin Alderman as Minnet Kable