And while you're checking out the stars from 30 years ago, we have a look at where they are now. Here is the cast of "Back to the Future Part II" then and now: Michael J. Fox ...

The film is now available to stream on BBC iPlayer and, despite its imperfections, has been hailed as a 'masterpiece'.

"And the truth is that Back to the Future 2 and 3 were supposed to be kind of like one movie, and then they spread it out into two. So, it wasn't constructed in the same way as Back to the Future was.

Early in Back to the Future Part III, Marty and Doc are at a drive-in theater in 1955 where they must send the former back in time to prevent Doc from being murdered in 1885.

4. Biometrics In Back To The Future Part II's version of 2015, the scanning of fingerprints and eyes is used in the film to check people's identities.

7 Back To The Future Theories That Will Change How You Watch the Movies Back to the Future’s story can be looked at in a whole new light thanks to several interesting theories.

The cherry-red Gibson ES-345 Michael J. Fox plays as Marty McFly in the 1985 film Back to the Future is, to use an overused word, iconic. It’s also been missing for decades.