FlashForward to Melrose Place (2009)
6 connections
FlashForward
Lost
Oceanic is mentioned in a billboard on FlashForward, mentioning it's perfect safety record
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."
Beverly Hills 90210
Brenda Walsh picks up a Morley smoking habit while in Paris on Beverly Hills 90210
90210
90210 was a continuation of Beverly Hills 90210 years later
Melrose Place (2009)
Melrose Place (2009) was a continuation of Melrose Place which was a spin off of Beverly Hills 90210 that was continued as 90210