Guest Stars David Lewis as Lawrence Hartley Caroline Cave as Ann O'Malley Jared Ager-Foster as Peter Landry Brian Markinson as Dr. Roger Perrault Ricardo Ortiz as Ryan Sanders Amitai Marmorstein as Paul Kirpatrick Lossen Chambers as Liz Byrne Eric Keenleyside as Dr. Martin Davey Paul Piaskowski as Dr. Christos Tsoukas Robert Moloney as Dr. Derek Naylor Kimberly Sustad as Caitlyn Hartley Eric Breker as Dr. John Derrick Trinity Likins as Child Emma Landry Alistair Abell as Ed Wilmont Garry Chalk as Arvid Knudson Rob LaBelle as Solomon Kaufman Max Montesi as Spider Kevin McNulty as Arthur Gabrielle Rose as Betsy William MacDonald as Frank Schnabel Paul McGillion as J.C.W. Weber Fred Henderson as Male News Anchor Fiona Hogan as Dr. Rosalyn Herst Nels Lennarson as Norm Crawley Emmy O'Leary as Attending Nurse Rohan Campbell as Eric Doncaster Ben Wilkinson as Dr. Mark Phillips Garfield Wilson as Barry Freeland Natalie Trent as KKR Female Associate Mark Sweatman as Charlie David Stuart as Keith Norton Amos Mitchell as Ken Lockhart Ryan Hesp as Brad Ritter Eduard Witzke as Dave Katey Hoffman as KKR Paralegal Mark Dozlaw as Kyle Wence Kirsten Slenning as Chelsea Bibb