The War with Grandpa

2020 "Old school vs new cool"

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The War with Grandpa

5.7 | 1h38m | PG | en | Comedy

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.

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5.7 | 1h38m | PG | en | Comedy , Family

Synopsis

Cast

Robert De Niro , Uma Thurman , Rob Riggle

Director

Justin O'Neal Miller

Producted By

EFO Films , Marro Films

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Trailers

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Cast

Robert De Niro

as Ed

[2025] Bloodcurdling Kitty [2025] SNL50: The Anniversary Special [2025] Tin Soldier [2025] Zero Day [2025] Standing Up [2025] The Alto Knights [2024] The intimate film: Sewer of the Killer Croc [2024] Ezra [2023] Hot Potato: The Story of The Wiggles

Uma Thurman

as Sally

[2025] The Old Guard 2 [2025] The King of Kings [2025] Nymphomaniac - The Good Cut [2024] Oh, Canada [2024] Uma Thurman: Hollywood's Silent Warrior [2023] Red, White & Royal Blue [2023] The Kill Room [2023] The Calm [2022] Suspicion

Rob Riggle

as Arthur

[2024] Mr. Birchum [2024] Code 3 [2024] Chestnut vs. Kobayashi: Unfinished Beef [2023] First Responders in Crisis [2023] Strays [2022] Bromates [2022] Cursed Friends [2022] 2022 American Rescue Dog Show [2022] The Curse of Bridge Hollow