ABC orders additional episode of Castle

CastleABC has ordered a further episode of  its drama series Castle.

The broadcaster has upped its episode order for the fourth season of the Nathan Fillion drama by one episode, reports Entertainment Weekly. It had previously ordered 22 episodes the series, which reached its mid-season finale on Monday evening, but has now asked for an extra episode – good news for Castle fans. The series is due to return for the second half of its season in early January.