Most unneccessary science fiction TV spinoffs of all time

Caprica and Stargate Universe are both circling the drain, ratings-wise, but Syfy has already greenlit another Battlestar Galactica spinoff. Pointless TV spinoffs have a long history, littered with horrible failures. Here are the 9 most unnecessary science fiction TV spinoffs. » 10/25/10 2:34pm 10/25/10 2:34pm