Crispin Glover, who plays Marty's father, George McFly, had an issue with the ending because of an entirely different reason. He thought they had been written to be happy because they now had money.

Bruce Glover, a prolific actor who appeared in films like Diamonds Are Forever and Chinatown and acted alongside Bette Davis and Anne Bancroft on Broadway, died at the age of 92, his son, Back to ...