SpoilerTV Image Archive | Gallery | Castle | Season 8 | Promotional Episode Photos | Episode 8.21 - Hell to Pay | 142959_5422
CASTLE - "Hell to Pay" - When an axe-wielding, escaped psychiatric inmate drops dead in Castle's P.I. office, Castle and Beckett's investigation leads Castle to suspect the victim's death could be the work of the Antichrist, on "Castle," MONDAY, MAY 9 (10:00-11:00 p.m. EDT), on the ABC Television Network. (ABC/Scott Everett White) NATHAN FILLION, STANA KATIC