Brenda Blethyn Chief Inspector Vera Stanhope Actor Jon Morrison DC Kenny Lockhart Actor Riley Jones DC Mark Edwards Actor Kenny Doughty DS Aiden Healy Actor Ibinabo Jack DC Jacqueline Williams Actor Kingsley Ben-Adir Dr Marcus Sumner Actor Paul Kaye Dr Malcolm Donahue Actor Alexander Cobb David Walken Actor Christine Entwisle Julia Walken Actor Cal MacAninch Thomas Walken Actor Harki Bhambra Vinay Deol Actor Stuart Laing Rob Bayliss Actor Martin Walsh Joe Barry Actor Martha Cope Steph Bayliss Actor David Rubin Jamie Dwyer Actor Lawrence Walker Michael Cummings Actor Nathan Horrocks Dennis Bayliss Actor Janine Leigh Pat Ross Actor Iola Evans Phoebe Dwyer Actor Mica Ricketts Liza Conney Actor Tom Glenister Joshua Walken Actor Rob Evans Director Elaine Collins Producer Colette Kane Writer Kate Bartlett Executive Producer Kate Lewis Executive Producer Myar Craig-Brown Executive Producer Michael Dawson Executive Producer