Skip to main content

Questions tagged [time-travel]

A concept frequently used as a plot device involving the manipulation of events by characters traveling through time.

Filter by
Sorted by
Tagged with
-4 votes
5 answers
862 views

Loop of Marties in "Back to the Future 1"

First of all, this is just a question based on my curiosity. It can seem pointless and illogical because of some missing piece of information, but I am asking it anyway based on my understanding of ...
6 votes
2 answers
266 views

How does Ash figure the year is 1300 A.D.?

In the legendary comedy-horror Army of Darkness (1992), Bruce Campbell's narration opens the film thus: My name is Ash, and I am a slave. As close as I can figure it, the year is 1300 A.D., and I am ...
15 votes
3 answers
3k views

Doc knows he will invent a time machine 30 years ahead and it doesn't change the future

In Back to the Future, Doc invented a time machine in 1985 and he was really excited and a little surprised that it worked. But later in the movie, Marty goes back and tells young Doc about it. Why ...
0 votes
1 answer
125 views

Did Craig Donovan ever time traveled with the sphere?

Back in the day (1998-2001), there was airing a sci-fi classic called Seven Days of which I watched a few episodes where an ex-CIA agent Frank Parker is recruited by a top-secret government ...
0 votes
0 answers
109 views

Why does Jess continue to go on voyages with her friends?

From Jess's previous experience, she already knows that she is stuck in a time loop. In the film Triangle (2009), the last scene shows that Jess is at the yacht dock, and it seems like she is going on ...
8 votes
3 answers
4k views

Critical plot hole in Primer?

Primer is by far the most sophisticated time travel movie I've ever seen. Did you know that director Shane Carrurh wanted the objects to stay inside the box when traveling back in time, so they keep ...
189 votes
8 answers
126k views

What caused and ended the time loop in Groundhog Day?

I've always wondered what caused the Time Loop experienced by Phil Connors in Groundhog Day, as well as what ended it, but I don't recall it being discussed in the movie. What was the cause for the ...
23 votes
2 answers
3k views

What's the role of the Receiver/Transmitter in Avengers Endgame?

In Endgame we are shown that the Time Travelers leave from a transmitting / receiving unit. But this seems optional. When Tony and Steve are in 2012, they leave from there to get to 1970 - no ...
12 votes
5 answers
4k views

Are there any guides to the timeline of Donnie Darko?

I have the basic understanding that the entire plot to Donnie Darko revolves around time traveling. As far as the ending is conceded, you may have various interpretations of what actually happened. ...
14 votes
3 answers
2k views

Why don't Marty's memories change?

I've looked and I don't think this has been asked before. In Back to the Future 1, after Marty changes his parent's future, its obvious that he changes his own life and the life of his siblings ...
85 votes
12 answers
17k views

Why does Harry only make use of time travel in The Prisoner of Azkaban?

At the end of The Prisoner of Azkaban, Harry and Hermione travel back in time to save Sirius (and as it turns out, Buckbeak) and escape the Dementors. If this is a legitimate option for saving people,...
7 votes
2 answers
2k views

Shot mechanic in Tenet

In Tenet, when someone got shot by an inverted bullet, shouldn't the person be hurt before getting shot and recover immediately after the inverted bullet shoots him? If not, then why was the wall ...
3 votes
0 answers
395 views

Is there a paradox lurking in Interstellar? [duplicate]

When Cooper (the daughter) worked out the equations which allegedly assured the survival of the human race on Earth, she threw her notes from the balcony in the space center: "EUREKA!" Now, ...
12 votes
4 answers
2k views

In "The Time Traveler's Wife" why does Henry never meet himself?

There are several occasions in the Time Travellers Wife where Henry arrives at the same point as he's already been, such as when he sees himself die and when Alba is conceived. Why does he never meet ...
16 votes
5 answers
3k views

Why don't they try to change the past?

I always saw Twelve Monkeys as being centered around the fact that the past cannot be changed. But why is that? Is it a physical law that makes it impossible to change or is it just the scientists ...
1 vote
1 answer
325 views

Who threw the suitcase to the other?

In Tenet we can clearly see that: From the Protagonist perspective I take the inverted suitcase I throw it to inverted sator. The inverted Sator catches the suitcase From the perspective of inverted ...
30 votes
14 answers
15k views

What happened to Thomas Granger?

In Primer there is a secondary character named Thomas Granger that the two main characters Aaron and Abe come in contact with. Apparently he is the father of Abe's girlfriend Rachel and is head of ...
2 votes
0 answers
133 views

How did the Justice League return back to the current time after World War 2?

In Justice League (the animated series which ran from 2001 to 2004) season 1 finale the "The Savage Time", Justice League members use a time machine built by Vandal Savage to return to World ...
1 vote
2 answers
9k views

Deja Vu - Ending Explanation

How was Agent Carlin still alive in the end of the movie when his (1 or 2 days) older version who came back in time to prevent the murder and the blast died while doing it? Also, he wouldn't have ...
-4 votes
1 answer
327 views

MCU connected to Doctor Who?

In the post-credit scene of Ant-Man and The Wasp, Janet van Dyne tells Scott Lang: "Don't get sucked into a time vortex. We won't be able to save you." Sometimes filmmakers will put in ...
11 votes
4 answers
782 views

How did Travelers bring matter/objects/artifacts into the past?

Travelers travel back in time by somehow planting information into the mind of a present-day person by the use of some quantum mechanism and a "TELL" (nevermind that GPS technology is nowhere near as ...
8 votes
5 answers
3k views

Crossing your own timeline, changing the future - how does that work?

There are many movies and TV episodes in which a character "crosses his own timeline", sometimes even meeting his past or future self (e.g. The Day of the Doctor). Technically, I should say meeting ...
8 votes
1 answer
406 views

Track all changes to the timeline in the Terminator series

In accordance with the topic challenge on time travel in TV and movies and celebrating Future Day: There are quite a few Terminator questions relating to specific changes in the timeline or to ...
16 votes
2 answers
9k views

How did Ulrich end up in 1953?

In season 1 of Dark, Ulrich, in search of his son goes through the portal in the cave and ends up in 1953. Throughout the show, they keep saying that one can either go 33 years in the future or 33 ...
6 votes
5 answers
12k views

How did Marty meet Doc in 1955 after Doc has travelled to 1885?

In Back to the future II, Marty burns the almanac in the bucket and Doc's DeLorean was struck by lightning, causing doc to travel to 1885 accidentally. Then Marty receives a letter from Doc which was ...
8 votes
2 answers
616 views

Back to the Future Part 2: What was the point of going to the future?

In Back to the Future Part 2, Doc practically forces Marty to come back with him to 2015 to correct something regarding his kids. Basically Marty Jr. needs to say "no" to Griff so that he doesn't get ...
20 votes
1 answer
10k views

How did Biff return to 2015 from 1955 without a lightning strike?

What I don't get about Back to the Future Part II is how was Old Biff able to come back to 2015 from 1955 after he gave his 1955 self the Sports Almanac. If you recall from Part I, the chance ...
6 votes
1 answer
21k views

Time Travel & The Girl Who Leapt Through Time

I just watched the movie The Girl Who Leapt Through Time and it was beautiful. Since it's a movie with a concept of Time travel and loops questions might come up. In the movie nearly towards the end ...
-3 votes
1 answer
184 views

Does Time Travelling not render all plots useless? [closed]

In the most recent implementation of time travel in a movie, I felt it's inevitable for the plot to go the protagonists' way, since they can go back in time and do anything they want. Plus if time ...
19 votes
1 answer
13k views

Can the timeline of Predestination be written in chronological order?

I just finished watching this mind-boggling time travel movie which seems to create some sort of ultimate time paradox. I'm curious. Can the timeline of this movie be written in chronological order? ...
6 votes
2 answers
3k views

Why didn't Kellog die in S1E5?

In Continuum Season 1, Episode 5, But Kellog didn't die. Kiera had some speculations about why that happend, but they all seem kinda odd. Is there an explonation consistent with the serie's logic?
9 votes
5 answers
2k views

Where did the second Marty go?

At the end of Back to the Future (1985), Marty1 comes back to 1985 from 1955 to save Doc, and seems to get there too late. He sees Marty2 disappear into the past in the Delorean right upon his arrival....
4 votes
2 answers
346 views

Why had 5 1/2 hours passed on the ship?

Doctor Who series 2 episode 4: The Girl In the Fireplace Reinette is 37 ... After the clockwork androids are stopped the Doctor is trapped in Versailles because all the time windows are broken. Then ...
3 votes
1 answer
456 views

Was Dormammu's dimension required for the time loop to work?

In Dr. Strange, the Doctor uses the time loop in order to beat down Dormammu's patience. We know that Dormammu's dimension was one without the concept of time and that the Doctor had brought the ...
8 votes
3 answers
2k views

What if the coordinates of NASA were not sent?

I haven't seen this answered yet so here goes...In Interstellar, what if Cooper never sent the coordinates to himself? When he's in the tesseract, he surely remembers receiving the coordinates of NASA....
70 votes
8 answers
60k views

In Back to the Future Part II, how could old Biff have made it back to 2015?

In Back to the Future Part II, Doc picks up Marty in 1985 and takes him to 2015. Then old Biff realizes the Delorean is a time machine. Old Biff steals the Delorean and travels from 2015 to 1955 to ...
106 votes
7 answers
9k views

Why don't Marty's parents ever mention how similar he looks to the Marty of 1955?

Although Marty is only in 1955 for one week, he plays a pivotal role in getting his parents together. He even briefly dates his mother. So, considering he plays such a pivotal role, does it make sense ...
3 votes
2 answers
623 views

Time travel / accessing the fourth dimension [closed]

There are a number of time travel movies where humans have gained access to the fourth dimension. Recent examples that come to mind are: In these movies the protagonist is able to pick a point in ...
4 votes
1 answer
170 views

First appearance of going to past (time-travel) to change the present

There have been quite a few movies where people go back in time to change the past so that the present is altered. On top of my head are Back to the future (2), Men in Black (2), one of the recent X-...
9 votes
4 answers
2k views

Time travel movie with a spinning time machine [closed]

I've been looking for a long time for the name of a (probably) made-for-TV movie involving a time travel machine that spun like a small carousel, with a teenage boy and girl sitting on it. After ...
2 votes
3 answers
884 views

Why not send back dead or drugged people in Looper?

I understand that it would ruin the story but why not shoot the target in the future and then just send back the dead body? Or with their legs broken? Or drugged? It seems like a lot could go wrong ...
14 votes
1 answer
3k views

TV-Show: Time travel with group of different times. Fork-like tool used as weapon [closed]

I saw this TV-show in the '80s. I scarcely remember a thing. There was a group of people of different times traveling together across time. Here are two characters that I remember: FORK-GUY: A man ...
11 votes
2 answers
4k views

How does killing Barron affect the timeline in Miss Peregrine's Home for Peculiar Children? [duplicate]

In the movie "Miss Peregrine's Home for Peculiar Children", Mr. Barron kidnaps Miss Peregrine in order to use her in his immortality experiment. With Miss Peregrine gone, the time loop she created in ...
4 votes
2 answers
1k views

Why didn't young Barry disappear?

In The Flash S01E15 episode "Fallout" we saw Barry see himself while running. At the end of the episode we saw that Barry accidentally makes a time jump and goes back in time. It becomes clear that it ...
10 votes
11 answers
44k views

What is the Butterfly-Effect in Mr. Nobody?

In Mr. Nobody, the concept of time-travel is blended with the butterfly effect. In the movie, when the old man tells his story as a child, he says that he chose his mommy and daddy because they would ...
31 votes
12 answers
91k views

Is the time loop on the cruise ship a second timeline in Triangle?

In Triangle, at the start when Jess arrives at the boat for the "first" time, is this the start of the continuation of the ending scene? It's known that the cruise ship and any surroundings after ...
5 votes
1 answer
346 views

How come the present is not changed for the lab team?

In Timeless, the three main characters, are sent back in time, trying to fix history as 'They know it in their present' Taking the first episodes (only 4 aired for now - 2016.oct.27), it seems that ...
9 votes
1 answer
463 views

Identify Kids Time Travel TV Show [closed]

I've been looking for this tv show for a while, but I can't find any references to it at all. I know it is definitely pre 2001 The series starts with some teen from the future looking for someone who ...
9 votes
1 answer
468 views

Time travel movie: guy wants to live in the past, travels there and meets another girl who wants to live even further in the past [closed]

I'm searching a time travel movie about a guy who wants to live in the past. Somehow he was brought there and meets another girl. That other girl ironically wants to live even further in the past. I ...
9 votes
5 answers
16k views

How is Cooper's age justified?

In Interstellar the course of events to my knowledge is the following: The time taken to travel from Earth to the wormhole is 2yrs (Aggregate = 2). After that we don't know how much time passed on ...