Planet 51
- Annu: 2009
- Paese: Spain, United Kingdom, United States of America
- Genre: Animation, Family, Comedy, Science Fiction, Adventure
- Studio: Ilion Animation Studios, Handmade Films, Atresmedia, Chuck & Lem, Canal+ España, TriStar Pictures
- Parolla chjave: spacecraft, flying saucer, alien life-form, alien, alien planet, planet, duringcreditsstinger
- Direttore: Jorge Blanco
- Cast: Dwayne Johnson, Seann William Scott, Jessica Biel, Justin Long, Gary Oldman, John Cleese