Most Similar Movies to Close Encounters of the Third Kind (1977)
If you are looking for movies like Close Encounters of the Third Kind (1977), you might like movies tagged with keyword : alien, researcher, worker, mother, dark, tense, suspenseful, motel, india, forest, small town, aliens, military, media, collaboration, conspiracy, expedition, quest, pursuit, discovery, 1970s .
The X Files (1998), Fire in the Sky (1993), The Abyss (1989), Contact (1997), Mars Needs Moms (2011), Paul (2011), Arrival (2016) ... Let's take a look at the following list...

The X Files (1998)
Mulder and Scully must fight the government in a conspiracy and find the truth about an alien colonization of Earth.
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Fire in the Sky (1993)
An Arizona logger mysteriously disappears for five days in an alleged encounter with a flying saucer in 1975.
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The Abyss (1989)
A civilian diving team is enlisted to search for a lost nuclear submarine and face danger while encountering an alien aquatic species.
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Contact (1997)
Dr. Ellie Arroway (Jodie Foster), after years of searching, finds conclusive radio proof of extraterrestrial intelligence, sending plans for a mysterious machine.
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Mars Needs Moms (2011)
A young boy named Milo gains a deeper appreciation for his mom after Martians come to Earth to take her away.
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Paul (2011)
Two English comic book geeks traveling across the U.S. encounter an alien outside Area 51.
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Arrival (2016)
A linguist works with the military to communicate with alien lifeforms after twelve mysterious spacecraft appear around the world.
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Cocoon (1985)
When a group of trespassing seniors swim in a pool containing alien cocoons, they find themselves energized with youthful vigor.
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My Stepmother Is an Alien (1988)
A creature from another planet tries to seduce a shy Earth physicist to gain control over his researches. The result of this important mission much exceeded her expectations.
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The X Files: I Want to Believe (2008)
Mulder and Scully are called back to duty by the FBI when a former priest claims to be receiving psychic visions pertaining to a kidnapped agent.
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Dreamcatcher (2003)
Friends on a camping trip discover that the town they're vacationing in is being plagued in an unusual fashion by parasitic aliens from outer space.
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The Day the Earth Stood Still (2008)
A remake of the 1951 classic science fiction film about an alien visitor and his giant robot counterpart who visit Earth.
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Flight of the Navigator (1986)
In 1978, a boy travels 8 years into the future and has an adventure with an intelligent, wisecracking alien ship.
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The 5th Wave (2016)
Four waves of increasingly deadly alien attacks have left most of Earth in ruin. Cassie is on the run, desperately trying to save her younger brother.
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The Fourth Kind (2009)
A thriller involving an ongoing unsolved mystery in Alaska, where one town has seen an extraordinary number of unexplained disappearances during the past 40 years and there are accusations of a federal cover up.
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Earth to Echo (2014)
After receiving a bizarre series of encrypted messages, a group of kids embark on an adventure with an alien who needs their help.
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The Man Who Fell to Earth (1976)
An alien must pose as a human to save his dying planet, but a woman and greed of other men create complications.
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Europa Report (2013)
An international crew of astronauts undertakes a privately funded mission to search for life on Jupiter's fourth largest moon.
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