The likes of Michael J Fox (Back to the Future), Arnold Schwarzenegger (The Terminator) and Jake Gyllenhaal (Donnie Darko) have all seem themselves temporally displaced as Hollywood has explored the ins and outs of leaping through time.
Digital Spy takes an in-pictures look at 10 classic time travel movies. Let us know if we've missed any out in the Facebook comments below.
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Photo gallery - 10 classic time travel movies: