You know the sound effect, now check out the story behind the Wilhelm Scream.

The Wilhelm Scream sound effect has been heard in everything from 'Star Wars' to 'Avatar.' But why do so many filmmakers use it?

The Wilhelm Scream, a sound effect used in hundreds of films, is 70. The person responsible for voicing the scream is believed to be Sheb Wooley, an Oklahoma actor and ...

Sound designer on the original Star Wars, Ben Burtt, tracked down the distinctive shriek for his own library of sound effects, naming it the “Wilhelm” scream after the character in the film.