Guest Stars Shaun Dooley as Mike Eldridge Olivia Colman as Nancy Claire Goose as Mandy Nico Mirallegro as Teenage Tom Daryl Fishwick as Wendy Sarah Dunn as Metzler's PA Timothy West as Metzler Alex Clayton as Young Tom Sarah Parks as Wendy's Partner Ned Dennehy as Ricky Denise Black as Belinda