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Movies Like The Secret of the Third Planet

If you loved The Secret of the Third Planet's Animation and Science Fiction storytelling, these films deliver a similar experience — carefully selected for tone, themes, and emotional depth. Each pick includes where to watch it right now.

Top Picks

Titan A.E.
6.6

Titan A.E.

2000

A young man finds out that he holds the key to restoring hope and ensuring survival for the human race, while an alien species called the Drej are bent on mankind's destruction.

Planet 51
5.9

Planet 51

2009

When Earth astronaut Capt. Chuck Baker arrives on Planet 51 -- a world reminiscent of American suburbia circa 1950 -- he tries to avoid capture, recover his spaceship and make it home safely, all with the help of an empathetic little green being.

Home
6.8

Home

2015

When Earth is taken over by the overly-confident Boov, an alien race in search of a new place to call home, all humans are promptly relocated, while all Boov get busy reorganizing the planet. But when one resourceful girl, Tip, manages to avoid capture, she finds herself the accidental accomplice of a banished Boov named Oh. The two fugitives realize there’s a lot more at stake than intergalactic relations as they embark on the road trip of a lifetime.

Long Distance
6.4

Long Distance

2024

After crash-landing on an alien planet, an asteroid miner must contend with the challenges of his new surroundings, while making his way across the harsh terrain to the only other survivor – a woman who is trapped in her escape pod.

Leroy & Stitch
6.5

Leroy & Stitch

2006

Lilo, Stitch, Jumba, and Pleakley have finally caught all of Jumba's genetic experiments and found the one true place where each of them belongs. Stitch, Jumba and Pleakley are offered positions in the Galactic Alliance, turning them down so they can stay on Earth with Lilo, but Lilo realizes her alien friends have places where they belong – and it's finally time to say "aloha".

Starship Troopers: Invasion
5.9

Starship Troopers: Invasion

2012

The troopers of two starships have joined forces to terminate a massive bug attack at a Federation outpost. Before the mission can be completed and the survivors evacuated, one ship abruptly departs and goes inexplicably dark. The remaining battle-hardened troopers race to the rescue only to discover that the threat from the bugs is about to hit home.

Serenity
7.4

Serenity

2005

When the renegade crew of Serenity agrees to hide a fugitive on their ship, they find themselves in an action-packed battle between the relentless military might of a totalitarian regime who will destroy anything – or anyone – to get the girl back and the bloodthirsty creatures who roam the uncharted areas of space. But... the greatest danger of all may be on their ship.

Spaceman
6.7

Spaceman

2024

Six months into a solo mission, a lonely astronaut confronts the cracks in his marriage with help from a mysterious creature he discovers on his ship.

More Movies Like The Secret of the Third Planet

Predator: Badlands
7.7

Predator: Badlands

2025

Cast out from his clan, a young Predator finds an unlikely ally in a damaged android and embarks on a treacherous journey in search of the ultimate adversary.

AVP: Alien vs. Predator
5.9

AVP: Alien vs. Predator

2004

When scientists discover something near Antarctica that appears to be a buried Pyramid, they send a research team out to investigate. Little do they know that they are about to step into a hunting ground where Aliens are grown as sport for the Predator race.

Star Trek Into Darkness
7.3

Star Trek Into Darkness

2013

When the crew of the Enterprise is called back home, they find an unstoppable force of terror from within their own organization has detonated the fleet and everything it stands for, leaving our world in a state of crisis. With a personal score to settle, Captain Kirk leads a manhunt to a war-zone world to capture a one man weapon of mass destruction. As our heroes are propelled into an epic chess game of life and death, love will be challenged, friendships will be torn apart, and sacrifices must be made for the only family Kirk has left: his crew.

The Adventures of Buckaroo Banzai Across the 8th Dimension
6.0

The Adventures of Buckaroo Banzai Across the 8th Dimension

1984

Adventurer/surgeon/rock musician Buckaroo Banzai and his band of men, the Hong Kong Cavaliers, take on evil alien invaders from the 8th dimension.

Solo: A Star Wars Story
6.6

Solo: A Star Wars Story

2018

Through a series of daring escapades deep within a dark and dangerous criminal underworld, Han Solo meets his mighty future copilot Chewbacca and encounters the notorious gambler Lando Calrissian.

Star Trek: Insurrection
6.4

Star Trek: Insurrection

1998

When an alien race and factions within Starfleet attempt to take over a planet that has "regenerative" properties, it falls upon Captain Picard and the crew of the Enterprise to defend the planet's people as well as the very ideals upon which the Federation itself was founded.

Mickey 17
6.8

Mickey 17

2025

Unlikely hero Mickey Barnes finds himself in the extraordinary circumstance of working for an employer who demands the ultimate commitment to the job… to die, for a living.

Invasion
6.9

Invasion

2020

Two years after the fall of the alien ship, the life of a young woman from Moscow has been changed forever. Her growing powers are now at the focus of both human and celestial investigation: an alien force takes an interest in her, and will stop short of nothing, including an invasion. Can love and compassion save humanity, when faced with a much greater and more demanding test this time?

Project: ALF
5.9

Project: ALF

1996

Six years ago, the lovable intergalactic fugitive Gordon Shumway, best known as ALF, was on his way back to his new home when the Alien Task Force finally caught up with him. Now, he is being studied at a top-secret military base where he finds allies who feel that ALF's existence should be announced to the world to ensure his safety... especially when they learn that the abrasive Colonel Milfoil wants ALF, and all Alien Life-Forms, destroyed.

Futurama: The Beast with a Billion Backs
7.0

Futurama: The Beast with a Billion Backs

2008

Fresh off ripping space-time a new one at the end of "Bender's Big Score," the Planet Express crew is back to mend the tear in reality, or (hopefully) at least not make it worse. Beyond the tear, though, lurks a being of inconceivable...tentacularity. What will become of Earth, and indeed, our universe, when faced with the Beast with a Billion Backs?

Star Trek: Generations
6.5

Star Trek: Generations

1994

Captain Jean-Luc Picard and the crew of the Enterprise-D find themselves at odds with the renegade scientist Soran who is destroying entire star systems. Only one man can help Picard stop Soran's scheme...and he's been dead for seventy-eight years.

Guardians of the Galaxy
7.9

Guardians of the Galaxy

2014

Light years from Earth, 26 years after being abducted, Peter Quill finds himself the prime target of a manhunt after discovering an orb wanted by Ronan the Accuser.

Why These Movies Are Similar

These recommendations share core qualities with The Secret of the Third Planet (1981): Animation and Science Fiction themes, similar narrative structure, and comparable emotional depth. NoBadPicks uses a combination of TMDB collaborative filtering, genre matching, and AI analysis to surface films most likely to resonate with fans of The Secret of the Third Planet.

See full details for The Secret of the Third Planet (1981)

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