 Dogtown's regular supporting cast includes Geraldine McNulty ("The Smoking Room", "My Hero") as Sue McCardle, the ruthlessly ambitious "Scale Two" librarian; and James Gaddas ("Bad Girls", "Casualty", "Holby City") as Geoff Torville, her debonair, film noir-ish boss; as well as Rachel Pickup, Madelaine Newton and Dave Johns.The series also features cameo appearances from Kevin Whately and Imelda Staunton.From Beth's blog