Christopher Lloyd plays Doc Brown in the live-action segments of Back to the Future's animated sequel show, but he is voiced by another iconic actor.

But when Universal, the studio behind the films, was unable to come to terms with Crispin Glover to return as George McFly, Marty’s father ... For Back to the Future, it meant shooting two ...

And this weekend Back to the Future fans were reduced to ... after he’s knocked down by a car which was meant to hit future dad George - meaning the very existence of the family is at threat.

But to fans of the 1985 hit Back to the Future, she'll always be Lorraine ... mother's cancer caused her to drop out of the sequels (replaced by Elisabeth Shue) and acting.