Gene Gabriel

Holmes and Watson find themselves digging through the dark world of the mob to find a killer when they discover the body of a former assassin. Meanwhile, Watson helps a close friend track down a mystery man who swept her off her feet.

Danny reunites with Mickey Patrick (Tom Cavanagh), his childhood friend and a former criminal, who comes to him for help finding his missing fiancée. Also, Anthony surprises Erin with one last stakeout before her run for district attorney.

Bull and Chunk aim to prove that their client, a woman on trial for murder, committed the crime due to a lack of behavioral control caused by a brain tumor. Also, Taylor's professional and personal worlds come crashing down when she's suspected by the FBI for cybercrimes, and her ex-husband blindsides her regarding their son.

Goren and Bishop pursue a modern-day Bonnie and Clyde couple who have left a bloody trail of nine slayings, including two undercover officers.

Don and Charlie discover a buried secret that will change the FBI team forever, on the third season finale. A mysterious man takes control of a bridge and demands to speak with the Eppes brothers. In the wake of an explosive standoff, the brothers discover the man was a former spy who was poisoned in an effort to keep him from exposing a big secret; he created a master list of spies and traitors from numerous countries and if it's exposed it has the potential to tear apart national security. As Charlie and the FBI try to crack the various codes the spy left behind, they uncover a shocking secret within their own team.