Guest Stars Phoebe Dynevor as Lauren Harry McEntire as Matt Tom Tunstall as Visits Hall Guard Dystin Johnson as Kaneez Oliver Hannam as Mason Penny Capper as Security Officer Juliet Ellis as Debbie Chris Brailsford as Senior Security Officer Sai Bennett as Saskia Julie Riley as Yvonne Colin Connor as Dog Handler Howard Crossley as Bob Aleksandar Mikic as Lukasz Maggie McCarthy as Delaine Penny Layden as Karen Lena Kaur as Maya