Available in United States
The War with Grandpa (2020)
Where can I watch?
As of 2026-09-12, The War with Grandpa (2020) streams on 3 of 6 tracked regions. India: Amazon Prime Video, Amazon Prime Video with Ads. Germany: Disney Plus, Joyn Plus, ARD Plus, ARD Plus Apple TV channel, ARD Plus Amazon channel , Kixi, Kixi Select Amazon Channel, Sat.1 emotions Amazon Channel, Seven Entertainment Amazon Channel, Magenta TV+. Brazil: Diamond Films Amazon Channel.
PG · 2020 · Released · 98m
TMDB 6.4 · 1.1K votes
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.
