Guest Stars Sonya Cassidy as Celine Ashworth Rose Leslie as Lena Holgate Jessica Barden as Stella Macken Nina Sosanya as Chief Superintendent Rachel Waite Julie Graham as Marianne Gower Ron Cook as Brian Gower Joe MacCabe as Duty PC Steven Hartley as Sgt. Stuart Macken Emily Woof as Janice Ronson Sarah Lewis Obuba as Young Woman Jon Regan as Witness 2 Charlie Richmond as Witness 1 Richard Stacey as Grant Bellowes Brogan West as Dougie Cranham
