A spate of robberies comes to light after a firehouse lockbox key goes missing. CPD’s Voight has suspicions that a firefighter may be involved, and with Boden’s support he recruits Cruz to go undercover and help sniff out any suspicious activity. (Th... (more)e crossover concludes on Chicago P.D. S06E15 - Good Men.)

Anthony Ferraris, Ben Marten, Blake Morris, Daniel Cantor, Danielle Stahl, Emily Rohm, Gary Cole, Jason Beghe, Jeff Lima, Jesse Lee Soffer, Kim Wade, Mark Forrest, Mark Nilsson, Mary Williamson, Randy Flagler, Sean Kleier, Tracy Spiridakos, Vincent Teninty, Will Mobley