About Orphan Black Season 2, Episode 5 : Ipsa Scientia Potestas Est

Rachel goes on the warpath, lashing out at Sarah's nearest and dearest. While she tries to keep her loved ones safe, an unexpected visitor threatens to derail Sarah's plans. Guest Stars: Josh Vokey, Ari Millen, Matt Frewer, Skyler Wexler, Michiel Huisman, Matthew Bennett, Diana Salvatore, Peter Outerbridge, Kristin Booth, Zoé De Grand Maison, Nicholas Rose, Cynthia Galant, Kevin Dennis, Peter Michael Dillon, Christy Bruce,