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The War with Grandpa
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You can stream The War with Grandpa (2020) on Hulu with a subscription.
Peter is thrilled that his Grandpa is coming to live with his family. That is, until Grandpa moves into Peter's room, forcing him upstairs into the creepy attic. And though he loves his Grandpa, he wants his room back - so he has no choice but to declare war.
The War with Grandpa is a film that explores themes of friendship, birthday, grandfather. It also touches on teenage girl and family and family conflict.
Trailer
Director
Tim Hill
Cast
Robert De Niro, Uma Thurman, Rob Riggle, Oakes Fegley, Laura Marano, Cheech Marin, Jane Seymour, Christopher Walken, Juliocesar Chavez, Isaac Kragten
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1 options ranked by value · 🇺🇸 United States
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Last verified 13 days ago
The War with Grandpa
You can stream The War with Grandpa (2020) on Hulu with a subscription.
IMDb
6.4/10
RT Critics
29%
Metacritic
Director
Tim Hill
Cast
Robert De Niro, Uma Thurman, Rob Riggle, Oakes Fegley, Laura Marano, Cheech Marin, Jane Seymour, Christopher Walken, Juliocesar Chavez, Isaac Kragten
1 options ranked by value · 🇺🇸 United States
Keep browsing: New Releases · Popular Movies · Comedy · Family
friendship · birthday · grandfather · teenage girl · family · family conflict · attic · changing room · resentment
The War with Grandpa is streaming on Hulu. The War with Grandpa is not currently available on Netflix, Max, Disney+, Prime Video, Apple TV+. Availability last verified April 1, 2026.