[6] Katharine Isabelle (Ginger Snaps) puts in a solid performance as a student surgeon whose life takes a serendipitous turn into the underground world of extreme body modification in Jen and Sylvia Soska’s American Mary. After one odd surgery procures her some much-needed cash, her name is quickly bandied about the message boards of people who are into things like… horns, tails, split tongues, appendage …