Jo to Person of Interest
6 connections
Jo
Law & Order: Criminal Intent
Nicole Wallace from L&O Criminal Intent appears on Jo.
Law & Order
Criminal Intent was a spin off of Law & Order
Homicide: Life On The Street
Law and Order and Homicide crossed over on four episodes
The X-Files
Homicide's John Munch questioned The X-Files' The Lone Gunmen.
Fringe
Fringe makes reference to The X-Files classification of files.
Person of Interest
In the pilot of Person of Interest John Reese's suspect Diane Hanson has emails numerous characters from Fringe