Angel to Party of Five
3 connections
Angel
Buffy the Vampire Slayer
Angel was a spin-off of Buffy the Vampire Slayer.
The X-Files
The X-Files? Cigarette Smoking Man and Buffy the Vampire Slayer's Spike both smoked Morley cigarettes.
Party of Five
In the X-Files episode "Milagro" Mulder & Scully visit a graveyard where Party of Five's Diana and Nicholas Salinger are buried.