Movies Like My Grandpa is an Alien

If you liked My Grandpa is an Alien (2019), a adventure and family movie directed by Marina Andree Škop and Dražen Žarković, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
F.R.E.D.I. (2018)
★ 5.9/10Also science fiction and family
An intelligent, lovable robot known as "F.R.E.D.I." is stolen from a secret research facility by the project's lead scientist. The robot is found by a 15 year old teenager, James. Soon the two begin to communicate and…
2
A-X-L (2018)
★ 6.4/10Also science fiction and adventure
The life of a teenage boy is forever altered by a chance encounter with cutting edge military technology.
3
Earth to Echo (2014)
★ 5.9/10Also family and adventure
After a construction project begins digging in their neighbourhood, best friends Tuck, Munch and Alex inexplicably begin to receive strange, encoded messages on their cell phones. Convinced something bigger is going…
4
White Fang 2: Myth of the White Wolf (1994)
★ 6.9/10Also adventure and family
A boy and his dog, White Fang, must try to save the noble Haida tribe from evil white men in turn-of-the-century Alaska.
5
Babylon 5: The River of Souls (1998)
★ 6.4/10Also science fiction and adventure
A group of Soul Hunters come to Babylon 5 demanding the return of something that was stolen from them.
6
Momo (2025)
★ 7.1/10Also family and adventure
Momo is a young orphan girl who lives in the ruins of an old Roman amphitheater and becomes friends with everybody in the neighborhood. But when a powerful international corporation starts stealing everybody’s time…
7
Anastasia: Once Upon a Time (2020)
★ 5.9/10Also family and adventure
Anastasia Romanov escapes through a portal when her family is threatened by Vladimir Lenin, and she finds herself in the year 1988, befriended by a young American girl.
8
Babylon 5: The Lost Tales - Voices in the Dark (2007)
★ 6.5/10Also adventure and science fiction
This instalment of Babylon 5 is in two parts: the first is about an entity that has possessed a worker. Colonel Lochley prevents a priest from performing an exorcism. The host is returned to Earth. The second has Galen…
9
Return from Witch Mountain (1978)
★ 5.9/10Also adventure and science fiction
Tony and Tia are other-worldly twins endowed with telekinesis. When their Uncle Bene drops them off in Los Angeles for an earthbound vacation, a display of their supernatural skill catches the eye of the nefarious Dr…
10
Spymate (2006)
★ 6.2/10Also adventure and family
Amelia, a young genius and daughter of a top secret agent, unknowingly invents a contraption that makes her the target of an evil scientist.
11
Tomorrowland (2015)
★ 6.3/10Also adventure and family
Bound by a shared destiny, a bright, optimistic teen bursting with scientific curiosity and a former boy-genius inventor jaded by disillusionment embark on a danger-filled mission to unearth the secrets of an enigmatic…
12
A.R.C.H.I.E. (2016)
★ 6/10Also family and science fiction
A recently orphaned 15-year-old who has moved to a small town to live with her uncle befriends a robotic canine with super strength, x-ray vision and the ability to talk and the pair take on a military complex…
13
The Last Mimzy (2007)
★ 6.3/10Also science fiction and adventure
Two siblings begin to develop special talents after they find a mysterious box of toys, and soon their parents and even their teacher are drawn into a strange new world – and find a task ahead of them that is far more…
14
Crater (2023)
★ 6.6/10Also science fiction and adventure
After the death of his father, a boy growing up on a lunar mining colony takes a trip to explore a legendary crater, along with his four best friends, prior to being permanently relocated to another planet.
15
PAW Patrol: Ready, Race, Rescue! (2019)
★ 7.1/10Also family and adventure
It’s the Adventure Bay 500! The pups have built an awesome race track and are ready to be the pit crew for their race hero, The Whoosh! But when the legendary racer is unable to drive in the championship race, he calls…
16
Pets United (2019)
★ 5.9/10Also family and adventure
When Roger (a Robin Hood-esque, stray dog) and Belle (an elegant yet spoilt pet cat) are thrown together amidst the chaos of a robot take-over of their home city, they must push all their preconceptions aside in order…
17
Star Wars: Episode III - Revenge of the Sith (2005)
★ 7.5/10Also adventure and science fiction
When the sinister Sith unveil a thousand-year-old plot to rule the galaxy, the Republic crumbles and from its ashes rises the evil Galactic Empire. Jedi hero Anakin Skywalker must choose a side.
18
Rebel Moon - Part Two: The Scargiver (2024)
★ 6/10Also science fiction and adventure
The rebels gear up for battle against the ruthless forces of the Motherworld as unbreakable bonds are forged, heroes emerge — and legends are made.
19
Wish Upon a Unicorn (2020)
★ 6.9/10Also adventure and family
Two children discover that their mother is gone. The youngest of the pair, adventurer and upcomming singer, Long Johnson forces his older sister, Lily Johnson, to hunt down a unicorn with magical blood.
20
Star Wars: The Rise of Skywalker (2019)
★ 6.2/10Also adventure and science fiction
The surviving Resistance faces the First Order once again as the journey of Rey, Finn and Poe Dameron continues. With the power and knowledge of generations behind them, the final battle begins.