The “I Am Number Four” cast refers to the ensemble of actors and actresses who portrayed the characters in the 2011 science fiction film of the same name. For instance, Alex Pettyfer played the role of John Smith, a young extraterrestrial hiding on Earth.
The cast is significant as it brought together a talented group of performers who helped bring the film’s story to life. The ensemble’s collective chemistry and individual performances contributed to the film’s success, making it a memorable cinematic experience.