They mean the ones that touch on fascinating ideas and include a lot of food for thought.

However, every now and then, one comes along that breaks new ground.

These projects linger in the mind long after the credits have rolled.

Characters from Sphere, Moon, and Event Horizon

“Contactwas already one of my favorites.

Rewatched it the other day when I noticed its on HBO Max and loved it even more.

It holds up so well.

Contact’  (1)

Image via MGM

One of the most underrated movies of all time,” said userLETS_MAKE_IT_AWKWARD.

“If you want to go old-school cool:Forbidden Planet.

Bonus:Leslie Nielsenas a leading man,” saidjeffsb.

Robot and crew on a planet

Image via MGM

“Gattacais one of my absolute favorite movies of all time top 10 at the very least.

“Edge of Tomorrowis an absolute must,” said userfurianeh.

“Edge of Tomorrowis sooo good,” agreedsuperjenious.

Ethan Hawke in Gattaca

Image via Sony Pictures Motion Picture Group

“Palm Springswas way better than I expected,” saidEvakron.

“Watched it because my girlfriend is an Andy Samberg fan, expected some cringe and an inconsequential story.

There, they discover far more than they bargained for.

Emily Blunt and Tom Cruise looking to the distance in a poster for Edge of Tomorrow.

Image via Warner Bros.

That third act really viscerally terrified me in a way that nothing else has,” said oneRedditor.

“This movie got under my skin unlike any other movie,” agreedthespianomaly.

It weaves together three interconnected narratives that span different time periods and explore the quest for eternal life.

Nyles and Sara handcuffed and sitting in the middle of a desert road in Palm Springs” (2020)

Image via Hulu

“Some similar themes asInterstellar(love/time) plus great visuals and a deep and beautiful story.

My personal favorite movie,” saidibenjamind.

“The Fountainis one of my favorite movies as well.

A group of female soldiers armed with guns standing in line in Annihilation.

Image via Paramount Pictures

Rachel Weisz and Hugh Jackman are a great pairing for this,” said the userqaa541.

Hoffman is joined by a terrific ensemble cast includingSharon Stone,Samuel L. Jackson, andLiev Schrieber.

The RedditorNo-year9730called it “space but underwater.”

The tree of life in The Fountain

Image via Warner Bros. Pictures

“Sphereabsolutely terrified me as a kid,” said the userjimmy-c-b.

“[Event Horizon] plays out like a haunted house movie in space,” saidCuddlyIronBoot.

“It’s also the rare horror movie where the characters are all competent and make logical decisions.

A man in a spacesuit stands in a gold, abstract environment

Image via Warner Bros.

I absolutely loveEvent Horizon.

However, he starts questioning everything when he encounters a clone of himself on the base.

“Moonis an amazing film.

event horizon

Sam Rockwell is a superb actor and it’s really well shot,” saidUnfinishedThings.

The Redditor who started the thread watched it and was blown away.

“What a ride!

An astronaut looking intently ahead in Moon - 2009

Image via Sony Pictures Classics

Definitely got what I was asking for.

Ill be thinking about this movie for weeks!

No idea how I would handle that situation if I was in it,” saidLoveSeemsDoomed.

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