Witness the legendary first encounter between Beowulf and Grendel, a monster that terrorized Heorot’s great hall. This is the moment a hero’s name was forged in battle.

Crispin Glover plays Marty's father, George, who — with Marty's help — begins a relationship with Lorraine (to ensure Marty exists in the future).

One of which was Glover’s objection to the film’s ending that presented Marty’s family being financially wealthier in comparison to the start.