Guest Stars Kevin Dyer as Chris Culham Maggie Lynskey as Vicki Sean Gilder as D.S. Hennessy Colette Brown as Emma Quinn Kemal Sylvester as D.C. Clapton James Lailey as Glen Quinn Gerard Horan as Mark Pippa Guard as Fiona Barton Deborah Findlay as Debbie Cookson Matthew Marsh as Russell Miller Angeline Ball as Shirley Colette O'Neil as Maureen Trafford Rory Jennings as Danny Miller Erin Bienek as Jessica Jason Broe as Ken Mary Maxted as Mrs. Grace Michelle Cattini as Chloe