Trish returns to the scene of the crime in the hope it will prompt her to remember something more about the attack, while DC Katie Harford thinks she has a strong lead when she discovers a new suspect who doesn't have an alibi. Cath reveals interesting new information about the night of her party, while a match is made for the male DNA found on Trish. An unknown woman walks into the police station.
Quest roles:
Charlie Higson(Ian Winterman), Chris Mason(Leo Humphries), Hannah Millward(Leah Winterman), Charlotte Beaumont(Chloe Latimer), Adam Wilson(Tom Miller), Joe Sims(Nige Carter), Steve Bennett(Bob Daniels), Simone Ashley(Dana), Roy Hudd(David Barrett), Charlotte Lucas(Sarah Elsey), Deon Lee-Williams(Michael Lucas), Richard Hope(Arthur Tamworth), Charles Babalola(Chaz the Cook), Hara Yannas(Jenna Mayford), Jim Howick(Aaron Mayford), Simon Cook(Nick Foulkes), Elen Rhys(Zoe), Kelly Gough(Laura Benson), Jasper Talbot(Daniel), Aaron May(Charlie), Becky Brunning(Lindsay Lucas)