Lost to Sleepy Hollow
5 connections
Lost
Veronica Mars
In an episode of Veronica Mars, Veronica's fortune cookie had the numbers that won Hurley from Lost the lottery.
The X-Files
The mugshot of Malcolm T Wiggins from the X-Files episode "Titonus" appears on the wall of a police interrogation room in the Veronica Mars episode "Leave it to Beaver." Also the fictional car rental company Lariat where Mulder & Scully always rented their cars was featured prominently on the Veronica Mars episode "Rat Saw God."
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
Sleepy Hollow
Temperance and Booth from Bones team up with Icabod and Abbie from Sleepy Hollow on a case