Movies
TV Series
Watch With Friends
Live Sports
Watchlist

Movies
TV Series
Watch With FriendsWWF
Live Sports
Watchlist

movie-thumb

‌

The War with Grandpa

Overview

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.

RATING

6.4

DIRECTOR

Tim Hill

COUNTRY

United States of America

RELEASE DATE

2020

TIME

1h 38m

GENRES

Comedy

Family

Movie Trailer

The War with Grandpa

‌

Watch Now

Experience limitless entertainment with Flixoma! Stream blockbuster movies and binge-worthy TV Series in seamless high-definition. Enjoy a user-friendly interface for your ultimate viewing pleasure.

Browse

Home Movies TV Series Watch With Friends Live Sport Watchlist

Genres

Action Comedy Drama Horror Animation Documentary

Providers

Netflix Amazon Prime Hulu Disney+HBO MAX Apple TV+

Companies

Marvel DC Walt Disney Anime

© 2026 Flixoma. All rights reserved.

Actors

Reviews

Images

Trailers

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

Robert De Niro

Ed

Uma Thurman

Sally

Rob Riggle

Arthur

Oakes Fegley

Peter

Laura Marano

Mia

Cheech Marin

Danny

Jane Seymour

Diane

Christopher Walken

Christopher Walken

Jerry

Juliocesar Chavez

Juliocesar Chavez

Billy

Isaac Kragten

Steve

T.J. McGibbon

Emma

Poppy Gagnon

Jennifer

Lydia Styslinger

Lydia Styslinger

Lisa

Heather Johansen

Heather Johansen

Young Mom

Joe Gelchion

Chuck

Colin Ford

Russell

Faizon Love

Store Manager

Rutanya Alda

Lynn Marino

Drew Scheid

Eighth Grade Monster

Joshua Childs

EMT #2

Veronica Alicino

Veronica Alicino

Nurse Alice

James Martin Kelly

James Martin Kelly

Carl

Leon Lamar

Boat Rental Guy

Joe Foley

Boat Ranger

Loren Dennis

Kayak Guy

Jeremy Childs

EMT

Clayton English

Clayton English

Referee

Suehyla El-Attar Young

Suehyla El-Attar Young

Teacher

Joanie Stewart

Carla

Ted Huckabee

Mechanic

Larry Rippenkroeger

Larry Rippenkroeger

Motorcycle Cop

Watch With Your Friends

Flixoma allows you to watch streams with your friends.

Attention may be movies and tv series that we do not have access to for Watch With Friends.

‌
‌

‌

Similar

The Guardian

The Guardian

‌

0.0

2025

Place to Be

Place to Be

‌

10.0

The Dreamer

The Dreamer

‌

0.0

2022

Christopher Robin

Christopher Robin

‌

7.3

2018

Christopher Robin

Aladdin

Aladdin

‌

7.1

2019

The Lion King

The Lion King

‌

7.1

2019

Chip 'n Dale: Rescue Rangers

Chip 'n Dale: Rescue Rangers

‌

7.0

2022

Chip 'n Dale: Rescue Rangers

You Are So Not Invited to My Bat Mitzvah

You Are So Not Invited to My Bat Mitzvah

‌

6.5

2023

You Are So Not Invited to My Bat Mitzvah

The Most Fun I've Ever Had with My Pants On

The Most Fun I've Ever Had with My Pants On

‌

5.2

2012

The Most Fun I've Ever Had with My Pants On

English Language. The Second Year of Study. Rules of Etiquette No. 3

English Language. The Second Year of Study. Rules of Etiquette No. 3

‌

8.0

1983

English Language. The Second Year of Study. Rules of Etiquette No. 3

The Great Electrical Revolution

The Great Electrical Revolution

‌

9.0

1990

The Great Electrical Revolution

Humanist Vampire Seeking Consenting Suicidal Person

Humanist Vampire Seeking Consenting Suicidal Person

‌

7.4

2023

Humanist Vampire Seeking Consenting Suicidal Person

Fukri

Fukri

‌

4.4

2017

Killing Blues

Killing Blues

‌

5.6

2023

Ella and Friends

Ella and Friends

‌

5.5

2012

Ella and Friends

A Christmas Blessing

A Christmas Blessing

‌

2.0

2023

A Christmas Blessing

The Jewellery Box

The Jewellery Box

‌

6.8

2013

The Jewellery Box

War of Likes

War of Likes

‌

7.7

2021

Thanks to my Friends

Thanks to my Friends

‌

5.1

2015

Thanks to my Friends

(I'm Living) A Charmed Life

(I'm Living) A Charmed Life

‌

0.0

2000

(I'm Living) A Charmed Life

Recommendations

Ramona and Beezus

Ramona and Beezus

‌

6.6

2010

Ramona and Beezus

Tom & Jerry

Tom & Jerry

‌

6.7

2021

Judy Moody and the Not Bummer Summer

Judy Moody and the Not Bummer Summer

‌

6.0

2011

Judy Moody and the Not Bummer Summer

The Boss Baby

The Boss Baby

‌

6.5

2017

Thunderstruck

Thunderstruck

‌

6.2

2012

Parental Guidance

Parental Guidance

‌

6.0

2012

Parental Guidance

Nanny McPhee and the Big Bang

Nanny McPhee and the Big Bang

‌

6.3

2010

Nanny McPhee and the Big Bang

The Three Stooges

The Three Stooges

‌

5.8

2012

The Three Stooges

Despicable Me 4

Despicable Me 4

‌

7.0

2024

Despicable Me 4

The Croods: A New Age

The Croods: A New Age

‌

7.4

2020

The Croods: A New Age

Monsters vs Aliens

Monsters vs Aliens

‌

6.3

2009

Monsters vs Aliens

Imagine That

Imagine That

‌

6.0

2009

The Spy Next Door

The Spy Next Door

‌

5.9

2010

The Spy Next Door

Transformers One

Transformers One

‌

8.0

2024

Transformers One

The Rugrats Movie

The Rugrats Movie

‌

6.3

1998

The Rugrats Movie

Home Alone 2: Lost in New York

Home Alone 2: Lost in New York

‌

6.8

1992

Home Alone 2: Lost in New York

The Simpsons Movie

The Simpsons Movie

‌

7.0

2007

The Simpsons Movie

Addams Family Values

Addams Family Values

‌

7.0

1993

Addams Family Values

Home

Home

‌

6.8

2015

Little Big League

Little Big League

‌

6.0

1994

Little Big League

The War with Grandpa Movie | Flixoma