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 Gabrielle Rose as Betsy Max Montesi as Spider Kevin McNulty as Arthur Garry Chalk as Arvid Knudson William MacDonald as Frank Schnabel Rob LaBelle as Solomon Kaufman Paul McGillion as J.C.W. Weber Fred Henderson as Male News Anchor Fiona Hogan as Dr. Rosalyn Herst Rohan Campbell as Eric Doncaster Emmy O'Leary as Attending Nurse Nels Lennarson as Norm Crawley Natalie Trent as KKR Female Associate Mark Sweatman as Charlie Ben Wilkinson as Dr. Mark Phillips Ryan Hesp as Brad Ritter David Stuart as Keith Norton Mark Dozlaw as Kyle Wence Eduard Witzke as Dave Amos Mitchell as Ken Lockhart Garfield Wilson as Barry Freeland Katey Hoffman as KKR Paralegal Kirsten Slenning as Chelsea Bibb