Back to the Future 4' Already Happened in an Alternate Timeline

Back to the Future Timeline : r/movies

Is There Going to Be a Back to the Future 4?

Alternate Universe - TV Tropes

John Wick Chapter 4 Ending: Chad Stahelski Breaks Down Surprise

If you go back in time and alter your timeline, then there will be a new timeline. Where do you insert yourself into the new timeline? Wouldn't there be an alternate you

Back to the Future' Series Takes Place in an Alternate Timeline - Inside the Magic

No, NASA didn't find a parallel universe where time runs backward - CNET

How the Marvel Universe became Earth-616 and grew into an entire Multiverse

Back to the Future 4' Already Happened in an Alternate Timeline