Dharma & Greg to Sleepy Hollow
4 connections
Dharma & Greg
Two and a Half Men
Dharma and Greg appeared on an episode of Two and a Half Men briefly reviving this characters.
CSI: Crime Scene Investigators
Charlie is investigated for Murder by CSI in a crossover
Bones
An episode of Bones has a reference to a prostitute who worked at the (fictional and from the CSI universe) Tangiers hotel
Sleepy Hollow
Temperance and Booth from Bones team up with Icabod and Abbie from Sleepy Hollow on a case