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Project Hail Mary has won our hearts, but this space masterpiece is still Letterboxd's most-watched film

Letterboxd's most-watched film proves that some space epics only get better with time.
Ryan Gosling stars as Ryland Grace in PROJECT HAIL MARY, from Amazon MGM Studios. Photo credit: Jonathan Olley © 2025 Amazon Content Services LLC. All Rights Reserved.
Ryan Gosling stars as Ryland Grace in PROJECT HAIL MARY, from Amazon MGM Studios. Photo credit: Jonathan Olley © 2025 Amazon Content Services LLC. All Rights Reserved.

Project Hail Mary has become an absolute cinema phenomenon. The film adaptation of Andy Weir's latest space adventure has captured hearts around the world, and for good reason.

The movie delivers everything we could have wanted. Smart science fiction, genuine humor and a story about hope and friendship that transcends species. Ryan Gosling's portrayal of Ryland Grace waking up alone on a spaceship, slowly piecing together his mission to save Earth, is nothing short of brilliant. And the bond between Grace and Rocky, his alien companion from 40 Eridani? It's one of the most heartwarming relationships in recent cinema. The film has dominated box offices globally, breaking records left and right and it deserves every bit of praise it's receiving.

PROJECT HAIL MARY
Ryan Gosling stars as Ryland Grace in PROJECT HAIL MARY, from Amazon MGM Studios. | Photo credit: Jonathan Olley © 2026 Amazon Content Services LLC. All Rights Reserved.

Meanwhile, Christopher Nolan's 2014 space epic Interstellar continues to reign supreme on Letterboxd with a staggering 7.4 million views, making it the platform's most-watched film of all time. In comparison, Project Hail Mary sits at 2.8 million views. Impressive, but nowhere near Nolan's cosmic juggernaut.

Interstellar has also amassed 3.7 million likes on the platform, while Project Hail Mary currently sits at 1.4 million. Both are exceptional numbers. One film has had over a decade to build a devoted following versus one that's still in its theatrical run.

But Interstellar keeps doing its thing

Yet despite all this success, Interstellar remains untouchable on Letterboxd. With over 7.4 million views, it's the most-viewed film on the platform and in a league of its own.

Released in 2014, Nolan's ambitious exploration of love, gravity, time and humanity's survival follows Matthew McConaughey's Cooper as he leaves Earth on a desperate mission through a wormhole to find a new home for humanity. The film tackles relativity, black holes and tesseracts with equal parts scientific rigor and emotional depth.

Interstellar features stunning visuals, from the ice clouds of Mann's planet to the mind-bending depiction of Gargantua, the supermassive black hole that physicist Kip Thorne helped design with scientific accuracy. Hans Zimmer's organ-driven score has become iconic with tracks like "Cornfield Chase" and "No Time for Caution" instantly recognizable.

The film's emotional core is the relationship between Cooper and his daughter Murph and it gives weight to all the cosmic spectacle. The scene where Cooper watches decades of messages from his children after just hours on Miller's planet remains one of cinema's most heartbreaking moments.

What sets Interstellar apart is how it balances hard science with profound human emotion. It asks big questions about our place in the universe while never losing sight of the personal stakes. The film suggests that love might be the one thing we're capable of perceiving that transcends dimensions of time and space which is a bold statement that could have felt cheesy but instead feels beautifully earned.

Nolan admits Interstellar wasn't ready for its time

Interestingly, Interstellar didn't receive the universal acclaim it enjoys today when it first released. At a recent Q&A, Nolan looked back on the initial response of the film and said that despite its box-office success, it didn't get the treatment he expected it would.

"You're trying to be polite. The film was received in a slightly ambiguous way. It was a little bit sniffy. Some of the responses were a bit sniffy from critics and a little from audiences. It made very good money around the world. There was a sense of people not quite being… it sounds egotistical to say they weren't ready… but [critics] weren't ready for it from me," he said.

Nolan acknowledged that over time the film "seemed to touch people more and more each year and continues to grow" in its impact.

Interstellar's appeal keeps growing year by year

And he's right. Interstellar is one of those rare films that actually improves with age and repeated viewings. Each time you watch it, you spot new details. The science becomes clearer. The ambitious structure which some critics initially found confusing reveals itself as carefully crafted and deeply intentional.

There's something about Interstellar that makes it endlessly rewatchable. Maybe it's the way Nolan grounds cosmic concepts in human terms. Maybe it's the perfect marriage of spectacle and intimacy. Or maybe it's that the film captures something essential about humanity's drive to explore, to survive and to love across impossible distances.

The film has become a cultural touchstone inspiring countless discussions about physics, philosophy and filmmaking. Its influence can be seen in the science fiction that followed including the optimistic, problem-solving approach that makes Project Hail Mary so appealing.

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