Guest Stars Lachlan Murdoch as Constable Henry Higgins Daniel Maslany as Detective Llewellyn Watts Mouna Traoré as Rebecca James Erin Agostino as Nina Bloom Robin Dunne as Franklin Williams John Wildman as Robert Graham Tamzin Outhwaite as Penelope Marsh Co Starring Nathan Hoppe as Constable McNabb Brian Kaulback as Constable John Hodge Richard Clarkin as Chief Constable Jeffrey Davis Sean Bell as Inspector Horace McWorthy Calvin Desautels as Edward Dobbs Chris White as Constable Jeff Sinasac as Graves