VIDEO : 'Back to the Future's Tom Wilson Joins 'Legends of Tomorrow'

According to comicbook.com, a new guest star made his debut during the most recent episode of Legends of Tomorrow.

It was previously revealed that Tom Wilson, known for playing Biff in Back to the Future, would be joining the cast in Season 4.

Channelling his inner-Biff, Wilson's new character proved to be quite the jerk to Nate.