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 ...
46
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8answers
16k 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 ...
113
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8answers
25k 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 ...
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8answers
37k 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 ...
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5answers
14k 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 ...
3
votes
3answers
549 views

What happened to the second Barry in Rogue Time?

At the end of Out Of Time, Barry has to run so fast that he accidentally jumps back in time by approximately one day, and becomes the doppelganger he had seen running alongside himself the day ...
75
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7answers
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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 ...
18
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3answers
744 views

How come the events of Terminator didn't change the future, but the events of Terminator 2 did?

The 1984 events in the original Terminator don't change the future - rather, the events are consistent with a single "version" of 2029, the 2029 seen in the film. This is evidenced by the fact that ...
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3answers
670 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. ...
3
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2answers
499 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
616 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 ...