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Monsters vs Aliens

Monsters vs Aliens (2009)

Saving the day the monster way.

Release:2009
Runtime:1h 34m
Country:United States
Director:Conrad Vernon, Rob Letterman
Language:English

Genre

AdventureAnimationFamily
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Keywords

monstervillainAlienGiant RobotAftercreditsstingerDuringcreditsstinger3d
iRank65

Monsters vs Aliens rating: IMDb, Rotten Tomatoes and Metacritic

IMDb6.4/10· 188K votes
Rotten Tomatoes73%
Metacritic56%
TMDb6.25/10· 5K votes

With 73% on Rotten Tomatoes, backed by 6.4/10 on IMDb and 56/100 on Metacritic, critical reception of this film has been positive.

About Monsters vs Aliens

When Susan Murphy is unwittingly clobbered by a meteor full of outer space gunk on her wedding day, she mysteriously grows to 49-feet-11-inches. The military jumps into action and captures Susan, secreting her away to a covert government compound. She is renamed Ginormica and placed in confinement with a ragtag group of Monsters...

Cast of Monsters vs Aliens

  • Reese Witherspoon

    Reese Witherspoon

    as Susan Murphy / Ginormica (voice)

  • Seth Rogen

    Seth Rogen

    as B.O.B. (voice)

  • Hugh Laurie

    Hugh Laurie

    as Dr. Cockroach Ph.D. (voice)

  • Rainn Wilson

    Rainn Wilson

    as Gallaxhar (voice)

  • Will Arnett

    Will Arnett

    as The Missing Link (voice)

  • Kiefer Sutherland

    Kiefer Sutherland

    as General W.R. Monger (voice)

  • Paul Rudd

    Paul Rudd

    as Derek Dietl (voice)

  • Stephen Colbert

    Stephen Colbert

    as President Hathaway (voice)

  • Julie White

    Julie White

    as Wendy Murphy (voice)

  • Jeffrey Tambor

    Jeffrey Tambor

    as Carl Murphy (voice)

  • Amy Poehler

    Amy Poehler

    as Computer (voice)

  • Ed Helms

    Ed Helms

    as News Reporter (voice)

Monsters vs Aliens facts

Budget
$175M
Box office
$381.5M

Ranked by the iRankMovies editorial teamUpdated August 2026MethodologyData sources

Audience opinions

What the audience liked

  • •Energetic 3D animation brings alien invasion spectacle to vivid life
  • •Ensemble monster characters deliver consistently strong comedic performances
  • •Fast pacing keeps adventure moving without sacrificing character development

What the audience disliked

  • •Formulaic story beats follow predictable hero journey patterns closely
  • •Villain development feels underdeveloped despite comedy focus

Trailer

Where to watch Monsters vs Aliens(US)

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