A look back to how it all began. The Cylons return in a new form after years from being absent. Watch full episodes of Battlestar Galactica on Google Play: http://bit.ly/2h9UDgw Watch full episodes of Battlestar Galactica on iTunes: http://apple.co/2j82DDc Subscribe for more Battlestar Galactica: http://bit.ly/2j6mMJW