Guest Stars Damien Molony as Jon Nina Toussaint-White as Lucy Caroline Ginty as Caroline Karl Theobald as Therapist Dustin Demri-Burns as Simon Dylan Edwards as Billy Pauline McLynn as Mum Llewella Gideon as Linda Eliot Salt as Frances Tiff Stevenson as Tania Alfie Brown as Mark Lisa Hammond as Driving Examiner James Oliver-Wheatley as Tattoo Man
