'Buffy the Vampire Slayer' alum Emma Caulfield is heading to National City. According to The Mary Sue, Caulfield will guest star on CBS hit television series 'Supergirl.'  Caulfield will play Cameron Chase, a “stern, no-holds-barred” FBI agent whose weapons of choice are “manipulation and manpower.” Official character description: “After her father’s violent murder, Cameron Chase decided to dedicate her … Continue reading ‘Supergirl’ Season 1 – Emma Caulfield Cast As Cameron Chase