Enrico Colantoni Sgt. Gregory Parker Actor Hugh Dillon Ed Lane Actor Amy Jo Johnson Julianna "Jules" Callaghan Actor David Paetkau Sam Braddock Actor Victor Garber Dr. Larry Toth Guest Star David Alpay Xavier Dodd Guest Star Pascal Langdale Dr. Peter Applewhite Guest Star Anjali Jay Rose Gilvrey Guest Star Sergio Di Zio Michelangelo 'Spike' Scarlatti Guest Star Clé Bennett Rafik 'Raf' Rousseau Guest Star Siobhan Murphy Anna Logan Guest Star Carlo Essagian Dr. Oullette Guest Star Mary Krohnert Valerie Guest Star Jacob Richter Ben Guest Star Drew Finnie Paramedic Guest Star Bill Mustos Executive Producer Tessie Cameron Executive Producer Anne Marie La Traverse Executive Producer