Guest Stars Jack Greenlees as Sam Barclay Ruth Sheen as Pat Chauncey Samuel Oatley as DI George Layborn Sarah Sweeney as Lucy Ian Redford as Ted Nancarrow Ben Crompton as Shanker Jonas Armstrong as Saul Morris Sutara Gayle as Kim Sullivan Sophie Ward as Anna Phipps Abigail Lawrie as Margot Bamborough Jess Impiazzi as Gloria Conti (1970s) Linda Bassett as Joan Nancarrow Jack Morris as Steve Douthwaite (1970s) Toni Peach as Irene Hickson (1970s) Artie Wilkinson-Hunt as Kevin Beattie Eliza Collings as Janice Beattie (1970s) Anna Calder-Marshall as Janice Beattie Michael Byrne as Roy Phipps Jacob James Beswick as Luca Ricci (1970s) Andy de la Tour as Nico 'Mucky' Ricci Sam Woolf as Roy Phipps (1970s) Genevieve Hulme Beaman as Oonagh Kennedy (1970s) Celia Learmonth as Woman in Film Edward Rowe as Dave Polworth Georgia Louise Furlong as Theo Mary Roscoe as Cynthia Claire Dunbar as Delia Athorn Dayo Koleasho as Samhain Athorn Billy Boyle as Brian Tucker Carol MacReady as Irene Hickson Cherie Lunghi as Gloria Conti Madhav Sharma as Dr. Dinesh Gupta Flaminia Cinque as Trudy Mattison Michael Tully as Care Home Visitor Daniel Peacock as Luca Ricci Simon Snashall as Ironmonger