Angus MacLane that calls himself CubeDude on flickr, creates famous movie characters by only using Lego. Here you can see his collection.
Jeffrey “The Dude” Lebowski, a fictional character in the 1998 film The Big Lebowski portrayed by Jeff Bridges and Shaun of the Dead with Simon Pegg.
Pee-wee Herman and HarrisonFord as most famous archaeologist Indiana Jones.
R2D2 and C3PO from Star Wars, the most recognized robots (droids) in the film industry.
Princess Leia Organa Solo, Crown Princess of Alderaan and Imperial Stormtrooper a soldier from George Lucas' Star Wars universe.
Obi-Wan Kenobi, an enigmatic Jedi Master and Emperor also knowns as Palpatine.
Chewbacca, nicknamed Chewie, a Wookiee character in the Star Wars franchise, and Han Solo. Batman, a comic book superhero and his partner Robin. Batman and Robin is also pronounced as the worst movie of all time.
Buzz Lightyear, a space ranger from Toy Story and most famous superhero of them all, Superman.
Fastest superhero of all – Flash, and the human with spider skills, famous comic and movie character, Spider Man.
Colonel Miles Quaritch and Jake Sully from 2009 epic sci-fi movie Avatar.
Others have also done similar things, like this student that has used lego to create something that looks like real fire.