Originally Posted by Spengler56
I thought this too, but why would he be dead? Was he killed at some point during the second movie? I haven't seen it in a long time.
BTW, if Biff were dead earlier than 2015, that would also create a time paradox since the events that got Biff the Alamanac would not have happened.
Biff should not have returned the car. Hell, he should have stayed in an earlier era and make all those bets himself. lol