Guest Stars Lachlan Murdoch as Constable Henry Higgins Kristian Bruun as Constable Augustus "Gus" Jackson Nicole Underhay as Margaret Haile Patricia Fagan as Clara Brett Martin Katherine Barrell as Ruby Rosevear Lynne Griffin as Mrs. Dewar Michael Hanrahan as Dr. Hollis Dempsey Will Bowes as Nigel Barnes Nicole Robert as Mrs. Richardson Mikaela Bisson as Annie Cranston Damien Atkins as Owen Hume