Guest Stars Simon Dwyer-Thomas as Bones Anthony Webster as Ivan Penderecki Frankie Keita as Ewan Oscar Coleman as Young Jack Gwion Morris Jones as Hugo Zadeiah Campbell-Davies as Emily Mabli Jên Eustace as Jessica Bell Emily Adara as Sophie Kezia Burrows as Veronica Hywel Simons as Robbie Luke Rhodri as Max Emma Cooney as Bethany Sophie Mensah as Lily Bethan Harvey as Sophie's Mum Robyn Ashwood as Drunk Girl Hywel Morgan as Richard Jill Baker as Louise
