Season 5 Episode 6 episode 6

Castle Season 5 Episode 6 "The Final Frontier" Photos

Castle Season 5 Episode 6 "The Final Frontier" Photos


ABC has released a whole set of promtional photos for the upcoming Comic Con themed Castle, "The Final Frontier". This episode is packed full of sci-fi guest stars, with Star Trek: The Next Generation alum Jonathon Frakes directing. As Beckett and Castle investigate a murder at a sci-fi convention, they encounter avid fans in costume, egotistic celebrities and a lot of drama.