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

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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 ...
97
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7answers
18k 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 ...
61
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7answers
3k 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 ...
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8answers
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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 ...
35
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5answers
10k views

What does the woman from the future mean when she says she's “in insurance”?

At the end of 12 Monkeys, the doctor spreading the virus gets on a plane and sits next to a woman we know (or can assume) is from the future. She tells the doctor that she's "in insurance." What does ...
6
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3answers
596 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. ...
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2answers
395 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 ...
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3answers
553 views

In the Time Travellers 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 ...