Enrico Colantoni Sgt. Gregory Parker Actor Hugh Dillon Ed Lane Actor Amy Jo Johnson Julianna "Jules" Callaghan Actor David Paetkau Sam Braddock Actor Clare Stone Sarah Porter Guest Star Katharine Isabelle Madeleine 'Maddie' Sullivan Guest Star Keram Malicki-Sanchez Pete Joris Guest Star Sergio Di Zio Michelangelo 'Spike' Scarlatti Guest Star Olunike Adeliyi Leah Kerns Guest Star Julian Robino Bobby Guest Star Aldrin Bundoc Walter Guest Star Seamus Morrison Stuart Guest Star Justin Goodhand Frat Guy Guest Star Amber Cull Teller Guest Star Bill Mustos Executive Producer Tessie Cameron Executive Producer Anne Marie La Traverse Executive Producer