William Rufus Shafter's Bacon number is 4
William Rufus Shafter and Joseph Wheeler appeared in Surrender of General Toral.
Joseph Wheeler and Magali Noël appeared in Satyricon.
Magali Noël and Tim Robbins appeared in The Truth About Charlie.
Tim Robbins and Kevin Bacon appeared in Mystic River.
and to the guy that asked about jason mewes being in scream 3. yes he is, both him and kevin smith (playing as Jay and Silent Bob) appear at one point for about 5 seconds to piss off courtney cox's character before running off.