Guest Stars Peter Davison as Peter Faulkner Taron Egerton as Liam Jay Babou Ceesay as DC Alex Gray Lia Williams as Emma Barnes Lucy Speed as Louise Cornish Michael Webber as Solicitor Carl Prekopp as Derek Camilla Power as Tara Faulkner Tom Brooke as Brian Miller Mark Powley as Jack Cornish Jessica Harris as Beverley Miller Anthony Edridge as Tim Victoria Ball as Amy Rosie Holden as Claire Marc Small as Police Officer Emily Jewell as Receptionist Harriet Ballard as Ruth Wilson Granit Zallufi as Child Uncredited Shane Hart as Gambler
