The Wire to Unforgettable
3 connections
The Wire
Homicide: Life On The Street
On The Wire (episode "That's Got His Own") Junior Bunk from Homicide was mentioned as someone who had once put bad drug product on the market causing deaths.
Law & Order
Law and Order and Homicide crossed over on four episodes
Unforgettable
Hudson University was the setting of an episode of Unforgettable, the same Univeristy appears on Law & Order many times