Billy Magnussen
39 years old
William Gregory Magnussen (born April 20, 1985) is an American actor and comedian of stage, television, and film. He is best known for roles in Into the Woods (2014), Birth of the Dragon (2016), Ga...
See Profile
Back to the Future (2015)
What If Story
by Robert Zemeckis
Marty McFly, a 17-year-old high school student, is accidentally sent thirty years into the past in a time-traveling DeLorean invented by his close friend, the eccentric scientist Doc Brown.
See Story
Join the Conversation
0 comments on Billy Magnussen as Biff Tannen in Back to the Future (2015)