Sergeant Jay Landsman warns McNulty that his behavior could end with a reassignment. The fictional character of Jay Landsman is portrayed by actor Delaney Williams. In W. F. Katkin, N. Landsman, & A. Tyree, eds. Maturin is treated by the crew as a landsman, though without offence. The next day Detective Ed Norris breakfasts with Sergeant Jay Landsman. Foerster argues with Burrell and Rawls about the decision and discussed it with Jay Landsman. Sergeant Jay Landsman walks into the homicide unit office humming a carol. In March 2020, NEA named Liza Landsman as a General Partner. He later traveled to the Middle East where he met architect Robert Landsman. Greggs feels used by her superiors and this creates friction between her and Landsman. The character is often given dialogue that the writers recall the real Landsman using. He brought into the area Casper Landsman, a miller, and William Traphagen, a builder. As Landsman and Berko investigate, the News reports the Dome being bombed. Greggs is later called in to meet with Sergeant Jay Landsman. Jay C. Landsman is an American retired homicide detective and actor.