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.

Directed by: Tim Hill
Written by: Tom J. Astle & Matt Ember
Release date: 2020-08-27
Runtime: 98 minutes
Tagline: Old school vs new cool
Cast:
Uma Thurman Uma Thurman
Sally 
Jane Seymour Jane Seymour
Diane 
Cheech Marin Cheech Marin
Danny 
Rutanya Alda Rutanya Alda
Lynn Marino 
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Also known as:
  • I krig med bestefar
  • Mon grand-père et moi
  • Nonno questa volta è guerra
  • Război cu bunicul
  • Где моя челюсть, чувак?
  • Дедушка НЕлегкого поведения
  • 워 위드 그랜드파
  • En guerre avec grand papa