Guest Stars Emma Cunniffe as Sydney Jennifer Hennessy as Bryony Beckett Olivia Vinall as Julia Blythe Anna Francolini as H.J. Keane Danny Ashok as Luke Strand Natalie Dew as Alisha Burman Yolanda Kettle as Joy Pelling Kate Lamb as Lindsay Storm Alice McMillan as Charlotte Hedge Adelle Leonce as Erika Amie Francis as Female Guard Tosh Wanogho-Maud as Husband Natasha Magigi as Kitchen Warden Deeivya Meir as Wife Melanie Wilder as Prisoner Simon Thorpe as First Reporter Olivia Morgan as Second Reporter