My Grandpa is an Alien poster
Where to stream

My Grandpa is an Alien

6.720191h 19mMovieAdventureFamilyScience Fiction

Una and an alien robot have 24 hours to find her Grandpa who was kidnapped by aliens. The extraordinary adventure leads to friendship, the rational robotic logic is replaced by emotions and Una's selfless love saves her partly alien family.

DirectorsDražen Žarković·Marina Andree Škop
WritersPavlica Bajšić·Branko Ružić
ProducersDarija Kulenović Gudan·Marina Andree Škop

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with AdsDove Amazon ChannelDove Amazon ChannelThe CWThe CWHooplaHooplaFlixHouseFlixHouseFandango at Home FreeFandango at Home FreePlexPlexPlex ChannelPlex ChannelFilmzieFilmzieAmazon Prime Video Free with AdsAmazon Prime Video Free with AdsXumo PlayXumo PlayMometuMometuTubi TVTubi TV
Availability shown for United States · rights vary by country

Cast · Directed by Dražen Žarković

LH
Lana Hranjec
Una
OG
Ozren Grabarić
Dodo (voice)
NONils Ole Oftebro
Nils Ole Oftebro
Grandpa
PPPetra Polnišová
Petra Polnišová
Mother
FMFrano Mašković
Frano Mašković
Dad
MP
Marko Plešnik
Boy on the motorcycle
AR
Alex Rakoš
Alex
LŠLucija Šango
Lucija Šango
Lena

More from Ozren Grabarić · Co-star

Mrkomir the First
Mrkomir the First
2021
Stylish in the Guests
Stylish in the Guests
2008 · 9.0
The Mysterious Boy
The Mysterious Boy
2013 · 7.0
The Visit
The Visit
2023 · 8.0
The Last Well
The Last Well
2017 · 5.0
The Wedding
The Wedding
2026 · 7.2
Striguni
Striguni
Sixth Bus
Sixth Bus
2022 · 6.0
Iris
Iris
2012
The Mystery of Green Hill
The Mystery of Green Hill
2017 · 6.4
See all fromOzren Grabarić

More from Dražen Žarković · Director

Stylish in the Guests
Stylish in the Guests
2008 · 9.0
The Mysterious Boy
The Mysterious Boy
2013 · 7.0
Tressette: A Story of an Island
Tressette: A Story of an Island
2006
When Neighbors Go Mad
When Neighbors Go Mad
2018
New Year's Eve Robbery
New Year's Eve Robbery
1997 · 8.0
Summer Teeth
Summer Teeth
2024 · 6.8
Go, Yellow
Go, Yellow
2001 · 5.8
See all fromDražen Žarković

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My Grandpa is an Alien — streaming FAQ

Which OTT platform streams My Grandpa is an Alien?

My Grandpa is an Alien is streaming on Amazon Prime Video, Dove and The CW in United States, and available to rent or buy on Amazon Video and Fandango At Home. It's not currently on Netflix.

Is My Grandpa is an Alien on Netflix?

No, My Grandpa is an Alien is not on Netflix in United States as of September 2026. It's currently on Amazon Prime Video and Dove.

Is My Grandpa is an Alien on Amazon Prime Video?

Yes — My Grandpa is an Alien is included with an Amazon Prime Video subscription in United States as of September 2026.

Where can I watch My Grandpa is an Alien for free?

My Grandpa is an Alien is available to stream free (with ads) on The CW and Hoopla in United States.