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Questions tagged [back-to-the-future]

Back to the Future is the first film (1985) in a trilogy of time travel movies that branched out into an animated TV series, theme rides and video games. This tag can also be used to refer to the Back to the Future franchise as a whole.

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34
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4answers
12k views

In-universe, why does Doc Brown program the time machine to go to 1955?

The night on the first part at the Two Pine mall and when all the ruckus happened, Doc Brown already programmed the time machine to go to Nov 05 1955. Why so? I mean, I don't recall if there is a ...
45
votes
3answers
13k views

Why didn't Doc believe Marty was from the future?

In Back To The Future, Marty calls to Doc's house to try to get his help, explaining that he's from the future. Doc flat out refuses to believe him, responding with sarcasm and incredulity, laughing ...
13
votes
3answers
723 views

Why does the recording about Twin Pines Mall not change the same way the newspapers and photographs change?

Background In Back to The Future, the mall where Marty and the Doc first meet to test the time machine is called Twin Pines Mall. In this scene, the Doc reminisces about the location and recalls when ...
-4
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1answer
145 views

How many references to time are there in the first 10 minutes of Back to the Future?

I just have to list how many times the references to TIME in the first ten minutes of Back to the Future. How many are there?
0
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0answers
91 views

Does “Star Wars” still exist in “Back to the Future”? [duplicate]

In Back to the Future, when Marty goes back to 1955, he scares his dad by saying he’s “Darth Vader from Vulcan”. Obviously Darth Vader didn’t exist in 1955 as Star Wars didn’t come out for another ...
2
votes
1answer
296 views

Why didn't Doc Brown send the letter to his house in “Back to the Future Part III”?

We all know how the movies happen at the end of Back to the Future, Part II and the beginning of Part III. Western Union delivers it at some road next to a sign for future housing development. Marty ...
0
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2answers
351 views

Why didn't Marty's “you're fired” note fade away as soon as 2015 Biff changed the timeline in 1955?

In Back to the Future 2, Marty gets fired for doing something illegal. Several notes reading "you're fired!" were faxed to him. At the end of Back to the Future 3, Marty avoids the car crash and thus ...
54
votes
1answer
7k views

Was the “future” world predicted in Back to the Future 2 intended to be genuinely predictive?

The Back to the Future series of SF films are also arguably somewhat comedic as well. In Back to the Future Part II, Marty travels to the year 2015 and we, the audience, get to enjoy a spectacle of ...
18
votes
1answer
3k views

Does the DeLorean have a spare tyre?

I can't remember seeing a spare wheel for the DeLorean in Back to the Future (any of them). Doc pulls his suitcase out of the front trunk but there isn't much room in the trunk space. Bearing in mind ...
1
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1answer
243 views

Biff To The Future Time Travel Paradoxes

In the comic book series Biff to the Future, Doc Brown and Mr. Strickland go back in time, Doc to stop Biff’s parents from getting married and Strickland for reasons I can’t tell. Also, Biff goes to ...
1
vote
1answer
243 views

Had Doc Brown been looking for Marty all week?

During the opening scene of BttF, Doc calls his own lab to tell Marty about the experiment he wants to show him that night. From a transcript: Marty: You know, Doc, you left your equipment on all ...
8
votes
1answer
392 views

Did Doc Brown confess to stealing the locomotive?

At the end of Back To The Future Part III we see that the ravine has been named "Eastwood Ravine". Given that in the original and some subsequent timelines, the ravine was named after someone (Clara) ...
-1
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1answer
397 views

So what was the secret behind the stainless steel of Doc's Delorean? [duplicate]

"If your going to build a time machine why not do it with some style besides the stainless steel construction made the flux dispersal.....watch out!" He never got to finish his statement what was he ...
5
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2answers
487 views

Did Doc Brown replace the stolen plutonium?

The second voice we hear in "Back To The Future" (after a radio commercial for Toyota cars) is a TV newsreader describing an alleged theft of some plutonium which was now believed to be a simple ...
52
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3answers
10k views

Was the Twin Pines Mall scene at 1:15am for in-universe or out-of-universe reasons?

Was the scene in which Marty travels from Twin Pines Mall in 1985 to the Peabody Farm in 1955 always meant to take place at 1.15 in the morning (1985 time), or was this a consequence of Eric Stoltz ...
8
votes
1answer
296 views

Did Michael J. Fox write his own music for BttF?

In the original Back to the Future, Marty McFly tends to get carried away while playing his guitar, causing confusion and/or disapproval from any nearby squares. The examples given of his ...
23
votes
2answers
4k views

Was the joke about Japanese electronics cut from Back to the Future?

I just rewatched Back to the Future the other day. I hadn’t seen it in years, and I swear there was a small scene cut from the movie. It was when Marty was hooking the camcorder to the TV at Doc's ...
4
votes
3answers
259 views

BTTF Time Traveling Mind Effects

When Marty is about to travel back to 1985 in BTTF 1, he emphasizes that Doc read his letter (about Doc getting shot by Libyan Terrorists during Delorean Test, 1985). However, in BTTF 3, when Marty is ...
28
votes
4answers
6k views

Why did Biff not pursue a relationship with Lorraine in the original timeline?

It seems pretty clear to me that Biff was maniacally obsessed with Lorraine, even in the original timeline, and not the kind of guy who takes "no" for an answer. We know that Biff eventually gave up ...
-6
votes
1answer
819 views

How did Einstein get back from the future if he can't drive?

In the first back to the future, Einstein, the dog, gets sent forward in time by 1 minute. If you have to reach 88 miles per hour, how did he get back? He can't drive a car, he's a dog.
4
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1answer
258 views

Can the time machine go to years with more than 4 digits?

Could Doc Brown travel to see the dinosaurs if he wanted to?
32
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3answers
5k views

Clara's lost luggage

When Clara's wagon fell into the ravine, we see clearly that all of her luggage was lost. There was no luggage on her horses or on Doc's horse after he saved her. How does she later have large ...
25
votes
2answers
9k views

Were there two DeLoreans in 1885?

Ok, in November 12, 1955 Marty watches the leap to 1885 of Doc Brown (the lightning bolt), then immediately receives the letter from Doc, and travels back to 1885 to save him. Marty arrives on ...
0
votes
0answers
743 views

How did Doc travel to 1885 if he wasn't travelling at 88 mph? [duplicate]

In the Back to the Future universe, we know what is needed for time travel: a flux capacitor, 1.21 gigawatts and a travel speed of 88 miles per hour (I know there are more requirements than that but I ...
4
votes
1answer
2k views

Why did Biff come back to the same timeline in the future? [duplicate]

When old Biff takes the DeLorean and goes back to the future, he comes back exactly to the same time and place he left, but according to Dr. Brown's explanation on the blackboard, he should have gone ...
5
votes
1answer
546 views

Was Doc Brown ever blamed for the clock tower?

Towards the end of BTTF, we see Doc Brown be approached by a police officer. Doc explains that he's doing a weather experiment as he's wiring up the two light posts. Later that night the clock tower ...
4
votes
1answer
380 views

Was Doc dead in 2015 in the original timeline?

In Back to the Future Part II, Doc tells a lot about the future of Marty's family. However, he doesn't mention what happened to himself in 2015. Was Doc supposed to be dead in 2015 (if he had never ...
-6
votes
5answers
387 views

How could Biff vividly remember the date within 30 years?

In Back to the Future Part II, in 1985A Marty asks Biff about the sports almanac. Not only does Biff remembers the exact date when he got the book - November 12, 1955 - but also tells Marty that he ...
12
votes
3answers
7k views

How did Doc manage to build the time train in the 1880s?

There has already been a question about why Doc built the time train. My question is how he did it. Doc clearly could not fix the DeLorean to return back to the future. Thus, he hid the car in the ...
22
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5answers
4k views

If Marty had faded out, would that have destroyed the universe?

In Back To The Future Part 2, Doc Brown says that if young Jennifer (from 1985) were to meet her older self (from 2015), it could create a paradox that would unravel the fabric of the space-time ...
4
votes
3answers
771 views

Why did the old Biff choose to travel into 1955?

In Back to the Future Part II, it was mentioned that Biff turned 18 in 1958. That's when he placed a bet on races and won his first million. So why did the old Biff give the younger himself the ...
4
votes
0answers
93 views

Wasn't the Gray's Sports Almanac supposed to be thicker? [duplicate]

If there was really such a book that contained all sports results (football, baseball, races etc.) within 50 years, wouldn't it be a little bit thicker than just a magazine size? Maybe something like ...
2
votes
1answer
274 views

How could Marty not see Biff stealing the DeLorean?

In Back to the Future Part II, when the old Biff steals the DeLorean in 2015, Marty is just a few yards away. He might not have seen it because he was looking at his future house, but he must have ...
3
votes
2answers
265 views

Why did Marty ask Doc if they had made it in BTTF2 after returning to 1985 from 2015?

In Back to the Future Part II, when Marty and Doc return from 2015 to 1985, Marty asks Doc: Did we make it? Are we back? Why did he ask that? Did he have doubts that the time machine was working? ...
13
votes
3answers
4k views

How did Doc know exactly at what second the lightning would strike the clock tower?

In Back to the Future, there is a flyer indicating that the lightning struck the clock tower at 10:04pm on November 12, 1955. Based on that information, Doc calculates the distance, acceleration speed ...
17
votes
2answers
6k views

Why was Marty fired in 2015?

In Back to the Future Part II, when Jennifer was in her future house in 2015 she witnessed the old Marty getting fired after being provoked by Needles into sticking his card in the slot. What kind of ...
41
votes
2answers
6k views

Did the two Libyans die at the Twin Pines / Lone Pine Mall in Back to the Future?

In Back to the Future, when Marty escapes the Libyans using the DeLorean and jumps into 1955, we can see at the end of the movie that the van with the Libyans crashes into the photo booth. If they ...
1
vote
0answers
296 views

Did Doc sleep with Clara the night of the festival?

In Back to the Future Part III, after the festival, Clara is showing Doc craters on the Moon through her telescope. Afterwards they start talking about their favorite writer, Jules Verne. Then they ...
4
votes
1answer
468 views

Why did Doc appear near Marty's house on the time machine at the end of BTTF 1?

At the end of Back to the Future (part I) Doc appears on the time machine right near the Marty's house and tells Marty to go with him rescue his kids. They also took Jennifer with them. However when ...
-5
votes
2answers
217 views

Why did Jen show Doc Brown the note?

Why did Jen show Doc Brown the note that was in her pocket? She knows what happened, plus she didn't even know she would see Doc there, so does she just carry it around in case she ever bumps into him ...
13
votes
1answer
817 views

What memories did “Old Marty” have in 2015 of his time travel adventures?

In Back to the Future II, young Jennifer from 1985 sees Marty McFly and his family in 2015, observing that Marty and Jennifer are married & their son is a slacker, watching various future ...
0
votes
0answers
94 views

How many DeLoreans were there in 1955? [duplicate]

In Back to the Future, we see Doc and Marty repeatedly returning to 1955. But they weren't the only ones. Biff meets his younger self, and a DeLorean waits hidden in a cave. So am I correct in ...
18
votes
1answer
2k views

Why didn't doc and Marty just add a small metal plate or something to the old Delorean?

In the third Back to the future movie, Marty digs up a 70-year-old Delorean in a mine, and uses it to go back to 1885. Then, upon arrival, he gets his fuel tank pierced and it leaks all the fuel, ...
6
votes
2answers
742 views

What is on Doc Browns video tape at the end of Back to the Future?

At the start of Back to the Future, Marty uses Doc's video camera to record Doc saying among other things, that the experiment is at the "Twin Pines Mall" Shortly after this Marty throws the camera ...
5
votes
2answers
1k views

Wouldn't giving the Grays' Sports Almanac to Biff change the outcome of the games after 1955?

In Back to the Future - Part II, Biff brings a copy of Gray's Sports Almanac back to his earlier self in 1955. Old Biff: [about the copy of "Grey's Sports Almanac" from the future] The information ...
-1
votes
1answer
249 views

Is the DeLorean locked to the Pacific Time Zone?

Suppose the Doc or Marty drove the DeLorean to Arizona, which is one hour ahead of California, and then set the time coordinates for one hour ahead. Would the car realise that the local time had ...
0
votes
1answer
179 views

Back to the future: but exact same space? Which part of car computes? [duplicate]

Movie series show that Dr. Emmett Brown can adjust time machine to go a somewhat selectable/quantized time in future or past. Especially "today but exactly N years ago" quote seems to be showing a ...
11
votes
1answer
650 views

Which guitarists does Marty imitate?

"All right, guys, uh, listen. This is a blues riff in B, watch me for the changes, and try and keep up, okay?" When asked for "another one", "something that really ...
3
votes
1answer
368 views

Who was the bum?

When Marty McFly returns from 1955 in the first Back to the Future film, a man sleeping on a park bench witnesses his return. Is this man someone I should've recognised, from before the timeline was ...
-1
votes
1answer
392 views

When Marty travels back to the future, why are not there two of him in 1985? Or they indeed are? [duplicate]

When Marty travels back to 1985 from 1955 at the end of the 1st BTTF movie (and meets his all new present), aren't there two Marties in that moment (the one that has just arrived and the one that was ...