If you're looking to get into Battlestar Galactica, don't be afraid! Where to stream Battlestar GalacticaYou can stream Battlestar Galactica on ITVX (for free, with ads) and Prime Video (with a subscription) in the UK. Edward James Olmos, Jamie Bamber, Katee Sackhoff, Grace Park in Battlestar Galactica. NBCUniversalHow to buy/own Battlestar GalacticaBattlestar Galactica: The Complete Series is available to buy on DVD and Blu-Ray on various sites, including Amazon. Watch trailerHow many episodes are there in a season of Battlestar Galactica?