Movie

The War with Grandpa

“Old school vs new cool.”

★ 6.4(1,070)20201h 38m

The War with Grandpa is streaming on Player in Poland, and available to rent or buy on Player, CHILI, Premiery Canal+, Rakuten TV and Pilot WP. Availability checked 22 July 2026.

Where to watch The War with Grandpa

🇵🇱 Poland

Good to know

Director: Tim Hill
Release date: 2020-08-27
Runtime: 1h 38m
Language: English
Box office: $43,387,445
Budget: $18,000,000
Status: Released
Country: United States of America
Studio: Marro Films

The War with Grandpa — trailer

About The War with Grandpa

The War with Grandpa is a 2020 movie in the Comedy and Family genres, directed by Tim Hill, starring Robert De Niro, Uma Thurman and Rob Riggle. It has a runtime of 1 hour 38 minutes. It holds an average rating of 6.4/10 from 1,070 viewers. Below you can see where to watch The War with Grandpa in Poland — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

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.

Cast

Robert De Niro

Uma Thurman

Sally

Rob Riggle

Arthur

Oakes Fegley

Peter

Laura Marano

Mia

Cheech Marin

Danny

Jane Seymour

Diane

Christopher Walken

Jerry

Juliocesar Chavez

Billy

Isaac Kragten

Steve

T.J. McGibbon

Emma

Poppy Gagnon

Jennifer

Themes & keywords

friendshipbirthdaygrandfatherteenage girlfamilyfamily conflictatticchanging roomresentmentduringcreditsstinger

Frequently asked questions

Where can I watch The War with Grandpa in Poland?+

In Poland, you can stream The War with Grandpa on Player. It's also available to rent or buy on Player, CHILI, Premiery Canal+, Rakuten TV and Pilot WP.

Is The War with Grandpa on Netflix?+

The War with Grandpa is not on Netflix in Poland right now, but you can stream it on Player.

How long is The War with Grandpa?+

The War with Grandpa has a runtime of 1 hour 38 minutes (98 minutes).

Who stars in The War with Grandpa?+

The War with Grandpa stars Robert De Niro, Uma Thurman, Rob Riggle, Oakes Fegley and Laura Marano.

When did The War with Grandpa come out?+

The War with Grandpa is a 2020 movie directed by Tim Hill.

What genre is The War with Grandpa?+

The War with Grandpa is Comedy and Family film.

Who directed The War with Grandpa?+

The War with Grandpa was directed by Tim Hill.