Guest Stars Lachlan Murdoch as Constable Henry Higgins Shanice Banton as Violet Hart Daniel Maslany as Detective Llewellyn Watts Arwen Humphreys as Margaret Brackenreid Yanna McIntosh as Nanny Kristen Thomson as Emily Carr Oliver Dennis as Arthur Rawley Ali Kazmi as Young Man Raphael Grosz-Harvey as Henri Dubois / Jacques Martine Brian Sills as Ronald Lash Johnathan Sousa as Vincenzo Peruggia Robert Dodds as Older Man Celestina Aleobua as Bartender Charlotte Dennis as Lady Isabelle