His brother Jerry was a detective in the agency who left in the 1980s and their father was the department's first Jewish district commander.
He appeared in season five of the food and travel show No Reservations, when host Anthony Bourdain stopped in Baltimore on a tour of America's rust belt.
In December 2015, Landsman was promoted to lieutenant in the Baltimore County Police Department.
In 2004, he and his son Jay C. Landsman Jr. were simultaneously promoted from corporal to sergeant in the department.
[5] As of March 2016, by which time he was a Lieutenant in the Pikesville precinct, all four of Landsman's children were serving with him in the Baltimore County Police Department, as was one granddaughter.