Castle to The Finder
6 connections
Castle
Law & Order
Hudson University from L&O also appears as the home of various victims and crimes in Castle,
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.
CSI: Crime Scene Investigators
Morley cigarettes are smoked by Warrick Brown in a episode of Crime Scene Investigation.
Bones
An episode of Bones has a reference to a prostitute who worked at the (fictional and from the CSI universe) Tangiers hotel
The Finder
The Finder spun off of Bones after a backdoor pilot on that show.