Planet 51

When Earth astronaut Capt. Chuck Baker arrives on Planet 51 -- a world reminiscent of American suburbia circa 1950 -- he tries to avoid capture, recover his spaceship and make it home safely, all with the help of an empathetic little green being.

• 
  Jorge Blanco
• 
  Javier Abad
• 
  Marcos Martínez
• 
  Carolina Jiménez

• 
  Dwayne Johnson
  Capt. Charles 'Chuck' Baker (voice)
• 
  Seann William Scott
  Skiff (voice)
• 
  Jessica Biel
  Neera (voice)
• 
  Justin Long
  Lem / Rover (voice)
• 
  Gary Oldman
  General Grawl (voice)
• 
  John Cleese
  Professor Kipple (voice)
• 
  Alan Marriott
  Glar (voice)
• 
  Freddie Benedict
  Eckle (voice)
• 
  Mathew Horne
  Soldier Vesklin (voice)
• 
  James Corden
  Soldier Vernkot (voice)
• 
  Alan Cumming
  Alien Mailman (voice)
• 
  Frank Welker
  Ripley / Rover (voice)
• 
  Jim Cummings
  Lem's Dad (voice)
• 
  Renée Zellweger
  Lem's Mom (voice)
• 
  Candi Milo
  Teacher (voice)
• 
  Lewis Macleod
  Additional Voices (voice)
• 
  Rupert Degas
  Additional Voices / Chief Gorlock (voice) (uncredited)
• 
  Rebecca Front
  Additional Voices (voice)
• 
  Vincent Marzello
  Additional Voices (voice)
• 
  Emma Tate
  Additional Voices (voice)