Movie
The War with Grandpa
Old school vs new cool.
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.
Streaming, rental and purchase options
Where to watch in United States
Checked Jul 22, 2026
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Synopsis
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.
More about The War with Grandpa
Cast
Robert De NiroEd
Uma ThurmanSally
Rob RiggleArthur
Oakes FegleyPeter
Laura MaranoMia
Cheech MarinDanny
Jane SeymourDiane
Christopher WalkenJerryCredits
- Directed by
- Tim Hill
- Written by
- Tom J. Astle, Matt Ember, Robert Kimmel Smith
Production details
- Status
- Released
- Original language
- English
- Budget
- $18M
- Box office
- $43.4M
Production
- Marro FilmsUnited States
- EFO FilmsUnited States
- Tri GUnited States
- West Madison EntertainmentUnited States
Themes
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