Series 7,episode 15
“Lost Souls”
While investigating the murder of a man who killed a mother and son years earlier while driving drunk, Danny and Baez are torn between doing their job and finding justice after discovering the connection between the suspect and the victim. Also, Anthony is conflicted when Erin asks him to wear a wire to incriminate his old friend who is involved with the Russian mob, on BLUE BLOODS.
Robert Sean Leonard guest stars as Charles Beard, a murder suspect.