Tatiana Maslany Sarah, Beth Actor Dylan Bruce Paul Actor Jordan Gavaris Felix Actor Kevin Hanchard Art Actor Evelyne Brochu Delphine Actor Ari Millen Mark, Rudy Actor Kristian Bruun Donnie Actor Maria Doyle Kennedy Mrs. S Actor Ksenia Solo Shay Davydov Guest Star Justin Chatwin Jason Kellerman Guest Star Sheila McCarthy Connie Hendrix Guest Star Josh Vokey Scott Guest Star Amanda Brugel Marci Coates Guest Star Terra Hazelton Sarah Stubbs Guest Star Trenna Keating Vera Guest Star Tony Cianchino Pouchy Guest Star David Vena Joao Guest Star Ivan Schneeberg Executive Producer David Fortier Executive Producer