George McFly = Morto
Lorraine: Marty! George, your father is in the same place he's been for the past 12 years. [takes a sip] Oak Park Cemetery.
Biff declara explicitamente que ele o matou, supostamente para chegar a Lorena.
O resto da família = Não é tão bom
Biff: Oh, wouldn't I? First your daughter Linda, I'll cancel all her credit cards. She can settle her debts with the bank all by herself. (He walks up the stairs.) Your idiot son, Dave, I'll get his parole revoked. And as for Marty, well, maybe you'd like all three of your kids behind bars just like your brother Joey. One big happy jailbird family.
Marty = No internato
Todas as citações do script BTTF2 >Biff: Did you get kicked out of another boarding school? (Lorraine takes another sip of her drink.) Damn it Lorraine, do you know how much perfectly good dough I've spent on this no good kid of yours,
Jennifer = Desconhecido
Sua família ainda mora na mesma casa, embora com grades nas janelas.
They drove the rest of the way to Jennifer's house.
Even in the dark, Marty could see THE PARKERS in big block Ietters on the mailbox.
Marty and Doc managed to get Jennifer out of the car, and gently carried her toward the house. Doc nodded ahead to the front porch. - BTTF Part 2, A Novel
Presumivelmente, ela está viva neste momento ou então ela teria começado a desaparecer, mas isso é tudo o que sabemos.
Doc Brown = Em um asilo de loucos
The paper was dated July 1983. The headline at the top of the page read:
EMMETT BROWN COMMITTED. Crackpot Inventor Declared Legally Insane!
Einstein = Desconhecido
Novamente, como ele não desapareceu, podemos supor que ele ainda esteja vivo neste futuro