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That is a good question- but Biff knew it was a time machine after overhearing Doc tell Marty it was not invented for personal gain.

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11y ago

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Could Marty McFly have gone to the year 2015 and stopped old Biff Tannen from stealing the time machine in 'Back to the Future 3' since the time paradox had been destroyed as the almanac was burned?

He could have done that- but there needed to be another adventure so there could be a third movie.


What are the release dates for Back to the Future The Game - Episode 2 Get Tannen - 2011 VG?

Back to the Future The Game - Episode 2 Get Tannen - 2011 VG was released on: USA: 17 February 2011


Who is the bully in Back to the Future?

Biff Tannen is the bully in Back to the Future. He is played by Thomas F Wilson.


Why was Biff Tannen in Back to the Future a corrupt bully?

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Do any outside sources indicate Biff Tannen from 'Back to the Future' had a son or daughter who became the parent of his grandson Griff?

While it is not ever mentioned in the movies- the original script for "Back to the Future 2" supposedly said he had a son named Biff Tannen, Jr.


What is Biff's nickname in Back to the Future 3?

Biff does not have a nickname, but his ancestor is Buford "Mad Dog" Tannen.


Who does the voice of the tattletale strangler in spongebob?

Thomas F. Wilson. Better known as "Biff Tannen" from "Back to the Future."


What is the birth name of Charles Tannen?

Charles Tannen's birth name is Charles David Tannen.


When was Steve Tannen born?

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When was Biff Tannen created?

Biff Tannen was created in 1985.


When was Deborah Tannen born?

Deborah Tannen was born in 1945, in USA.


What nicknames does Sam Tannen go by?

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