Biography: Mary Grant is an MD/staff Radiologist practicing in Toronto, Canada. She originally became involved in the industry on the medical consulting side of things and now, as an ACTRA member, appears onscreen in medical roles. Known for Designated Survivor (2017) and hand doubling for surgeries on Murdoch Mysteries (2018), Mary got her first film role in the 2017 remake of Flatliners in the summer of 2016.