Chicago Med 7x12 "What You Don’t Know Can’t Hurt You" Season 7 Episode 12 Promo Trailer HD - Will and Stevie get stuck in the middle of a marital face-off. Dr. Blake’s entire surgical team mysteriously collapses during a liver transplant. Charles encourages Ethan to reconcile with his father. - Starring: Nick Gehlfuss, Torrey DeVitto, Yaya DaCosta, Colin Donnell, Oliver Platt