 As of Season 3, they become recurring characters, with their leader Deucalion introduced in "Tattoo", the first episode.These characters are played by Gideon Emery (Deucalion), Brian Patrick Wade (Ennis), Felisha Terrell (Kali), Charlie Carver (Ethan) and Max Carver (Aiden).Shooting of season two began in early December 2011 and finished in late April 2012.