The Wilhelm scream is an iconic stock sound effect that has been used in countless films and TV series, first originating from the 1951 movie Distant Drums. The scream is usually used in many death scenarios when someone is shot, falls from a great height, or is thrown from an explosion.
en.wikipedia.org
The very first movie the Wilhelm Scream was used in.
Assorted movies with the Wilhelm Scream used in them.