As a result, he and Christopher Lloyd’s Doc Brown worked incredibly well together in the popular movie that spawned two sequels and on-going franchise that has a musical opening in London this year.
Even the popular cartoon Rick and Morty’s leads were inspired by the Back to the Future pair.
Now Lloyd, who was just 47-years-old when he played the elderly mad scientist, has spoken of his great on-screen chemistry with Fox.
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“And I know that if we were set to do something else again together, it would still be there. We just have a natural chemistry.”
Would that something else be a Back to the Future Part IV? Well, despite the 82-year-old saying on a number of occasions that he’d love to reprise Doc in a fourth movie, the franchise’s creators have said they won’t let it happen.
Speaking with Express.co.uk last year, screenwriter and producer Bob Gale said: “The bottom line is, doing Back to the Future without Michael J Fox is just not something that we want to see; I don’t think anybody wants to see.”
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“We just said, ‘Y’know what, these movies are great the way they are, let’s just leave them alone.’
“Because the conversation then always becomes, ‘Why did they make another one?!’”
Despite a Back to the Future 4 being very unlikely, both Lloyd and Fox have reunited for acting one-offs over the years.
While in 2015, the Doc and Marty stars reprised their roles on Jimmy Kimmel Live.
The skit took place on the day that their characters arrive in the future in Back to the Future Part II.
To think it’s been six years and we still don’t have proper hoverboards?