Sky Anytime on PC will also provide legal downloads for other Sky One series including Weeds, Long Way Round, Stargate SG-1 and Stargate Atlantis, which will cost £1.50 per episode.
For the first time Sky will also offer pay per view, including Jarhead, Transamerica and American Dreamz, which will cost £3.95 each to download.
Viewers will be able to keep pay per view content on their PC for seven days, with unlimited plays for a period of 48 hours after the first viewing. Premium Sky Movies subscribers will still be able to watch more than 300 Sky Movies titles to download at no extra charge.
Sky's mobile entertainment service Sky by Mobile will also re-brand as Sky Anytime on Mobile later this year.