The Middle to Without a Trace
4 connections
The Middle
The X-Files
Aunt Edie receives a cartoon of Morleys
Homicide: Life On The Street
Homicide's John Munch questioned The X-Files' The Lone Gunmen.
Law & Order
Law and Order and Homicide crossed over on four episodes
Without a Trace
Multiple episodes feature Hudson University, the Alma Mater of multiple L&O characters