A sci-fi TV show is often only as good as its ensemble. Over the years, an increasing number of high-caliber actors have taken on television roles, resulting in some legendary recurring cast rosters that rival any movie call sheet. Even more essential than a hooky high concept or well-designed mystery box, what keeps fans coming … Continue reading 10 Greatest Ensemble Casts in Sci-Fi TV, Including a 59 Year Old Favorite and Its Sequel