ABC has just released the HQ version of the promo photos for Castle 8.14 'The G.D.S.' released by TVLine a few days ago.
It seems Summer Glau - as P.I. Kendall Frost - and Gerald McRaney - as the head of The Greatest Detective Society - are set to spice things up on Castle.
More promotional photos are available in the gallery (to see them, simply click the link below).

TV Shows (incl. Web series) > Castle (2016) > Episode stills

Stay tuned for the first sneak peek video of the mini Firefly reunion on Castle with Summer Glau and Nathan Fillion! 'The G.D.S.' will air on ABC on Monday, March 7 at 10:01-11:00 p.m. EST.