Sort by Popularity - Most Popular Movies and TV Shows tagged with keyword "grandfather-paradox"

1. The Terminator (1984)

R | 107 min | Action, Adventure, Sci-Fi

A human soldier is sent from 2029 to 1984 to stop an almost indestructible cyborg killing machine, sent from the same year, which has been programmed to execute a young woman whose unborn son is the key to humanity's future salvation.

Director: James Cameron | Stars: Arnold Schwarzenegger, Linda Hamilton, Michael Biehn, Paul Winfield

Votes: 927,058 | Gross: $38.40M

2. Tenet (2020)

PG-13 | 150 min | Action, Sci-Fi, Thriller

Armed with only the word "Tenet," and fighting for the survival of the entire world, CIA operative, The Protagonist, journeys through a twilight world of international espionage on a global mission that unfolds beyond real time.

Director: Christopher Nolan | Stars: John David Washington, Robert Pattinson, Elizabeth Debicki, Juhan Ulfsak

Votes: 595,515 | Gross: $58.46M

3. Hot Tub Time Machine (2010)

R | 99 min | Comedy, Sci-Fi

A malfunctioning time machine at a ski resort takes a man back to 1986 with his two friends and nephew, where they must relive a fateful night and not change anything to make sure the nephew is born.

Director: Steve Pink | Stars: John Cusack, Rob Corddry, Craig Robinson, Clark Duke

Votes: 186,915 | Gross: $50.29M

4. The Time Machine (2002)

PG-13 | 96 min | Action, Adventure, Sci-Fi

Hoping to alter the events of the past, a 19th century inventor instead travels 800,000 years into the future, where he finds humankind divided into two warring races.

Director: Simon Wells | Stars: Guy Pearce, Yancey Arias, Mark Addy, Phyllida Law

Votes: 130,638 | Gross: $56.68M

5. The Call (2020)

TV-MA | 112 min | Crime, Mystery, Sci-Fi

Two people live in different times. Seo-Yeon lives in the present and Young-Sook lives in the past. One phone call connects the two, and their lives are changed irrevocably.

Director: Chung-Hyun Lee | Stars: Park Shin-hye, Jeon Jong-seo, Kim Sung-ryung, Lee El

Votes: 43,955

6. Frequency (2000)

PG-13 | 118 min | Crime, Drama, Mystery

An accidental cross-time radio link connects father and son across 30 years. The son tries to save his father's life, but then must fix the consequences.

Director: Gregory Hoblit | Stars: Dennis Quaid, Jim Caviezel, Shawn Doyle, Elizabeth Mitchell

Votes: 116,011 | Gross: $45.01M

7. Signal (2016)

80 min | Crime, Drama, Fantasy

A cold-case profiler in 2015 and a detective in 1989 work together to solve a series of related murders spanning three decades using a special walkie-talkie to communicate with each other.

Stars: Lee Je-Hoon, Kim Hye-su, Cho Jin-woong, Kim Won-hae

Votes: 9,343

8. Stargate: Continuum (2008 Video)

Not Rated | 98 min | Action, Adventure, Drama

Ba'al travels back in time and prevents the Stargate program from being started. SG-1 must somehow restore history.

Director: Martin Wood | Stars: Ben Browder, Amanda Tapping, Christopher Judge, Michael Shanks

Votes: 26,349

9. Labyrinth (2017)

8 min | Short, Crime, Drama

Karunya has had a crush on Gautam since time immemorial. She finally decides to confess to him and she does NOT want to mess this up. She has only one shot at this. Or does she?

Director: C.S. Prakhyat | Stars: Karunya Baskar, Nehal Doiphode, Piyush Gupta, Himanshu Kala

Votes: 19

10. The Universe (2007–2015)
Episode: Cosmic Holes (2007)

TV-14 | 45 min | Documentary, History

Black holes, white holes and worm holes are all consistent with Einstein's theory of General Relativity. Of the three, actual evidence exists only for black holes. Their behavior is ... See full summary »

Director: Laura Verklan | Stars: Erik Thompson, Clifford V. Johnson, Mark Morris, Gregory Benford

Votes: 118

11. Science & Futurism with Isaac Arthur (2014– )
Episode: Faster Than Light ep02: Tachyons and Time Travel (2016)

18 min | Documentary, Animation

A look at the Tachyon, a hypothetical particle that can travel back in time as well as looking at what theory tells us about Time Travel and Temporal Paradoxes.

Director: Isaac Arthur | Star: Isaac Arthur

12. The Universe (2007–2015)
Episode: Science Fiction, Science Fact (2009)

TV-14 | 45 min | Documentary, History

Is science-fiction rooted in science? Has science caught up to science-fiction, past and present? Is there any scientific technology that has surpassed science-fiction? This episode explores these questions and more.

Director: Colin Campbell | Stars: Erik Thompson, Pamela L. Gay, André Bormanis, Alex Filippenko

Votes: 71

13. Through the Wormhole (2010–2017)
Episode: Is Time Travel Possible? (2010)

TV-PG | 45 min | Documentary

But if we succeed with time travel, what are the consequences of such freedom? Will we get trapped in a plethora of paradoxes and multiple universes that will destroy the fabric of the universe?

Director: Kurt Sayenga | Stars: Morgan Freeman, Sean Carroll, John Cramer, Albert Einstein

Votes: 273

14. The Universe (2007–2015)
Episode: Time Travel (2010)

TV-14 | 44 min | Documentary, History

Scientists have taken a serious look at the possibility of time travel. Current scientific theories offer some likely prospects but engineering a working time machine, even if possible, remains a distant prospect.

Director: Darryl Rehr | Stars: Erik Thompson, Sean Carroll, Donald Marsolf, Richard Obousy

Votes: 74

15. Sciencephile the AI (2016– )
Episode: The Iceberg of Paradoxes Explained (2021)

12 min | Documentary

Here are several classic paradoxes presented in iceberg format so the get stranger and more difficult to explain.

Star: Sciencephile