"Flesh and Blood" -- Prentiss faces her past when the BAU is sent to investigate the murders of prominent businessmen, all of whom are missing their hearts. Also, Prentiss plans a romantic first date with Mendoza (guest star Stephen Bishop), but the evening is cut short by an urgent call from Rossi, on CRIMINAL MINDS, Wednesday, Dec. 12 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Best Screen Grab Available/CBS ÃÂ©2018 CBS Broadcasting, Inc. All Rights Reserved | Episode 14.10 - Flesh and Blood | Promotional Episode Photos | Season 14 | criminal-minds | Gallery