Time travel is a mainstay of science fiction stories. In the season finale, Steven Spielberg, Christopher Nolan, Keanu Reeves, Christopher Lloyd and more break down the intrigue and paradoxes of time travel stories.

Watch Episode 6 Now

Taking a deep dive through time travel movies like Back to the Future, Looper, Interstellar, Primer, Predestination, Terminator, Bill and Ted's Excellent Adventure and more, James Cameron and his guests explore how sci-fi uses time to solve problems -- and create entirely new ones.

Watch Episode 6 now on amc.com and AMC apps for mobile, Fire TV, XBox One, Apple TV, Roku and Chromecast.

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