Moderator Seth Green asks "Battlestar Galactica" cast members Tricia Helfer (Six, Shelly Godfrey) and Grace Park (Sharon, Boomer, Athena) what it was like to play different versions of the Cylon copies.
Executive producer Ron Moore talks about the premise of the original series and his new vision for the প্রদর্শনী -- a darker series that reflects issues of today.
