Moment at 0:04 in Back to the Future 4 - Movie Trailer Concept Michael J. Fox, Christopher Lloyd by Smasher.
"Sometimes in order to go forward...you must go BACK." ▼ Taking place thirty years after the original trilogy, back to the Future Part IV follows Doc Brown as he changes the past to make the future more in line with how it is in reality. BTTF 4 Concept
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