Guest Stars Catherine Disher as Martha Endicott Tinsdale Sarah Power as Abigail Pershing Kylee Evans as Stephanie Borden Peter MacNeill as George O'Hanrahan Rhys Matthew Bond as Nick Radford Marc Bendavid as Mayor Donovan Davenport Scott Cavalheiro as Adam Hawkins Gianpaolo Venuta as Vincent Dale Whibley as Luke Williams Rosie Simon as Chelsea Jonathan Malen as Dr. Josh Harkins Nigel Hamer as Mr. Holmberg Leah Doz as Kate (Artist) Rachel Bles as Paige Chelsea Loryn as Harper