The film will be aired after the series finale in January.
The cast and crew take us on a tour of their Vancouver based set.
You can see a one-minute teaser of the DVD on the Sci-Fi Channel
This season of the Sci-Fi Channel show will include the series' 100th episode.
The cable network orders 20 episodes for the fifth season.
The actresses gear up for the Fourth Season of this landmark show.
Fan favorite returns for two episodes next season.