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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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4
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2answers
2k views

Does Doc Notice His Past/Future Self?

In Back To The Future Part 2, when Doc Brown is riding a bike and ends up coming upon himself (in the past) working on his "weather experiment" to get the old Marty back to 1985, is there any proof ...
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Is Marty McFly Traveling to Parallel Universes?

Marty has always been inexplicably protected from the changes in the timeline. Thus he operates with a memory of the original timeline in which the "time machine" was never invented (or never used). ...
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8answers
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How did Clara dedicate Emmett's tombstone in Back to the Future 3?

In Back to the Future 3, Doc Brown is only able to save Clara Clayton because of Marty's presence (as they had to scout that area for the plan). Though if Marty had not traveled back in time, Doc ...
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4answers
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Why was the DeLorean in Back To The Future not always covered in ice after time travel, and why didn't it fly in 1885?

I have noticed some things that I can't understand in the Back To The Future films about the DeLorean. In part I, when Einstein is sent 1 minute into the future the DeLorean comes back completely ...
8
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1answer
350 views

Why was the tender still attached?

Apart from the opportunity for Clara Clayton to have an exciting traversal of the distance between the back of the fuel tender and the engine (Golly!) in Back to the Future III: Was there any reason ...
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2answers
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Why did Doc Brown choose the Delorean DMC-12 as his first time traveling vehicle?

According to wikipedia, the movie makers decided The specific choice of vehicle was a DeLorean DMC-12 for the purposes of it looking like an alien spaceship due to its characteristic gullwing ...
20
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2answers
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How old is Emmett Brown in 1985?

In Back to the Future Doctor Emmett Brown is seen in 1955 and 1985 as appearing roughly the same age. While there are people that age very gracefully like this (William Shatner for example), this ...
9
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3answers
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How did Chuck Berry come up with Johnny B. Goode in the original timeline?

In Back To The Future II, we learn that traveling forward in time, after having altered the past, lands the traveler into an alternate present or future compared to the one they originally left. (...
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3answers
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Back To The Future: Time Travel Paradox

In Back to the Future, to get Marty back to 1985, it looks to me like the Doc connects a cable to the pole with the weather vane on top of the clock tower and fastens the other end to a light pole on ...
15
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2answers
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Does Huey Lewis & the News exist in the Back to the Future universe?

In the first movie, Marty performs a version of Power of Love before he is told (by Huey Lewis in a cameo, no less) that he is simply "too loud." Was Marty just performing a cover, or did he write the ...
4
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1answer
488 views

Back to The Future style Time Updates in Doctor Who

Is "The Angels Take Manhattan" the first time in Doctor Who we see time changing in the present because of an action in the past? The best comparison I can think of is at the end of Back to the ...
6
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1answer
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Why does Marty McFly Jr look exactly like his father?

In Back to the future part two Marty travels to the year 2015 and takes the place of his son after he's thrown over a counter by Griff. Marty looks so much like his kid that he's mistaken for him by ...
18
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3answers
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How is a hoverboard powered in Back to The Future?

How is a hoverboard powered? Where is the fuel? How does it detect the kicking action to accelerate at start?
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1answer
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How does the flux capacitor work? [duplicate]

Possible Duplicate: Is Back to the Future flux capacitor a capacitor in the first place? I'm not aware of any official explanation as to how the flux capacitor works, why it requires 1.21 ...
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6answers
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Is Back to the Future flux capacitor a capacitor in the first place?

English is not my native language and I only watched the dubbed version of Back to the Future and there the "flux capacitor" was translated to mean something like "flux storage" - literally a unit ...
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2answers
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Was there really a 1955 Enchantment under the Sea dance timeline with just one Marty Mcfly?

We know George and Lorraine Mcfly meet in a 1955 without a Marty, because Lorraine meets George after he gets hit by Lorraines fathers car. So, we can safely say there was a 1955 timeline with zero ...
8
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1answer
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Is Phillip J. Fry based on Marty McFly?

Is the character of Phillip J. Fry based on Michael J. Fox's character, Marty McFly, from Back to the Future? There seems to be a lot of similarities between their three names and also their clothing ...
14
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2answers
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Is the DeLorean in “Back to the Future” able to determine the present time?

Whenever you travel through time the DeLorean updates the time circuits to reflect the current date and time. How does it know the current date and time of its arrived destination? I guess what I am ...
22
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7answers
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Why did Doc need to use a moving car to achieve 88mph?

88mph is an important speed to screw the space-time continuum. But, motion is relative... Hey doc, can you please explain 88mph relative to what? What we see in the movie: it was the speedometer ...
20
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1answer
6k views

How many DeLoreans existed at the same time?

How many copies of the DeLorean time machine co-existed in the Back to the Future series?
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1answer
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Where did Doc Brown get plutonium from?

In the beginning of Back to the Future, Doc Brown apparently steals plutonium (from a government facility?) to power his time machine. How does he steal it? Plutonium is a highly sensitive material ...
23
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3answers
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When did Doc Brown (and family) go at the end of the third movie?

In the third Back To The Future movie, near the very end, Marty asks Doctor Brown Hey, Doc...where ya going now? Back to the future? to which Doc Brown responds with Nope. Already been there! ...
15
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7answers
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In Back to the Future, why was the power required to travel in time 1.21 jigowatts?

I asked why the speed was 88 MPH, and it made a lot of sense. Now I want to ask: Why does the Flux Capacitor need 1.21 jigowatts to travel in time? Is this a magic number?
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6answers
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In Back to the Future, why was the speed 88 miles per hour?

Why not use 89, maybe 100 miles per hour? Is 88 the fastest a DeLorean can go? In other metrics, I have: Miles per hour 88.00 [mph][mi/h] Miles per second 0.0244 [mps][mi/s] Yards ...
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1answer
669 views

Was “Back To the Future” the breakthrough of mainstream Time-Travelling science fiction in Hollywood?

Recently, a remake of this movie was made in the language of Hindi and the TV reports (in Hindi) said what can be translated in English as: "Back to the future was the movie to introduce/define/re-...
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3answers
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How did old Biff operate the Time Machine?

In Back to the Future 2, old Biff stole the time machine in 2015 and went back in time to give an Almanac to young Biff. This journey was successful. The Time Machine wasn't a common thing found on ...
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3answers
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How could our heroes & old Biff switch timeline while keeping Almanac with young Biff?

In Back to the Future 2, old Biff stole the time machine in 2015 and went back in time to give an Almanac to young Biff. At the point of giving the Almanac to young Biff in 1955, he altered the future ...
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11answers
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Why was Marty present in his jump to 2015 in Back to the Future 2?

I was doing some thinking about the paradoxes that arise during Back to the Future 2 when Marty, Doc and Jennifer travel to 2015 to see their future selves and help Marty's kid. It was shown that ...
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15answers
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What happens to the second Marty at the end of Back to the Future?

In Back to the Future (the original movie), Marty comes back from 1955 10 mins early to prevent Doc from being shot (which he fails at). He then rolls up to the Lone Pine Mall and sees himself hit 88 ...
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5answers
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Back To The Future Flaw - why don't Marty's parents recognize him in the new future?

I believe I've spotted a flaw, and I'd like to know if other fans have noticed it too. In the first BTTF, Marty McFly travels back to 1955 (his parents' high school era). He meets his mother and she ...