Guest Stars Garrett Keogh as Supt. Ned Whelan Art Campion as Anthony Bradford-Hemple Christopher Fulford as James Mason Diarmuid Noyes as Ronan Meyers Fiona Bell as Brenda Meyers Ian Beattie as David Meyers Barbara Adair as Sara Bennett Simon Boyle as Jimmy Bennett Roisin O'Neill as Bethany Williams Hilary Bowen-Walsh as Girl at Till Deborah Wiseman as Receptionist David Ramseyer as Dr. Regan