Guest Stars Sonya Cassidy as Celine Ashworth Rose Leslie as Lena Holgate Julie Graham as Marianne Gower Steven Hartley as Sgt. Stuart Macken Jessica Barden as Stella Macken Emily Woof as Janice Ronson Nina Sosanya as Chief Superintendent Rachel Waite Ron Cook as Brian Gower Joe MacCabe as Duty PC 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
