Fun, pranks, spooky costumes, costume parties, ghostly parades and many such eerie traditions define the annual holiday celebrations of Halloween on Oct. 31 every year.

What would you like to be dressed as for Halloween 2011 costume party – monsters, ghosts, goblins, haunted creatures or your favorite Hollywood horror movies’ characters?

A few costume ideas from Hollywood would be worth taking a look at. Start the slideshow to view some of the spookiest costumes from Hollywood films below and details of where you can get them from this Halloween: