Guest Stars Geraldine James as Julie Wells Hannah Arterton as DC Ally Caine Michael Maloney as Alan Wells Don Warrington as Ray Kenwood Sophia La Porta as Britnay Shearer Kim Allen as Jane Shilling Lauren Douglin as Izzy Allan Aedan Duckworth as Young Mark Saoirse-Monica Jackson as Sasha Niall Greig Fulton as Richard Payne Lara Bradban as Blonde Dylan Jupp as Simon Marshall Leon Ward as Andy Megan Bradley as Young Pru Charles De'Ath as Dominic Porter Seeta Indrani as Dr. Khan Sophie Simnett as Blonde Student Alexa Davies as Alexa Cherrelle Skeete as Clare James Boyland as DS Cal Brown Lola Mae Loughran as Chrissie Alex Okoampa as Rashan Leah Haile as Cocky Student Helen Barford as Police Officer Shaheen Khan as Mrs. Palmer Paul Ryan as Mr. Mills Debra Baker as Mrs. Mills Kirsty Sawyer as Chloe Heather Phoenix as Psychologist Yemisi Oyinloye as Desk Sergeant
