ABC’s ‘Castle’ season 8 spoilers: Summer Glau latest ‘Firefly’ alum to guest star
Great news for all of those who love “Firefly”: Summer Glau is finally coming to “Castle“! As first confirmed by TVLine, the actress (whose role of River Tan remains a fan favorite so many years removed) is going to be appearing in the upcoming 14th episode of season 8 as a rival private investigator to […]