Guest Stars Siân Reese-Williams as Tina Harcourt Michael Maloney as Judge Christopher Lansing Gabrielle Glaister as Donna Collyer Tahliya Lowles as Poppy Harcourt Stephen Walters as Robbie Shaw Geoff Bell as Brian Collyer Alexa Davies as Lucie Hudson Ellie Dadd as Cat Shaw Raymond Coulthard as D.S. Donald Hart Ben Caplan as Peter Harcourt Garry Robson as DI Sid Clarke Seraphina Beh as Jade Brandyce Janine Wood as Sharon Evelina Liam Ainsworth as Owen Gillick Joy Richardson as Mrs. Lasher Isis Davis as Cheryl Wilkes Zoe Harrison as Carol Alexander Sienna Sayer as Daisy Harcourt Sid Sagar as Ben Malhotra
