These are Skywalker Sound sound effects. They were created by Ben Burtt, and debuted in Star Wars: Episode V - The Empire Strikes Back (1980).
Used In
TV Shows
Movies
- The Polar Express (2004) (An edited higher pitched and sped up variant is heard once in a low volume as the locomotive sits idle while the Conductor, the Hero Boy and Hero Girl walk down the side of it to greet Smokey and Steamer who are surveying the herd of caribou blocking the tracks.)
- Star Wars: Episode II - Attack of the Clones (2002)
- Star Wars: Episode III - Revenge of the Sith (2005)
- Star Wars: Episode V - The Empire Strikes Back (1980) (Debut)
- Star Wars: Episode VIII - The Last Jedi (2017)
- War of the Worlds (2005)
Video Games
- Lego Star Wars II: The Original Trilogy
- Star Wars: The Force Unleashed II
- Star Wars: Battlefront II
- Star Wars: The Force Unleashed II
Image Gallery
The Polar Express (2004) SKYWALKER, METAL - MACHINERY NOISES (edited, high pitched and sped up, small portion only, low volume)
The Polar Express (2004) SKYWALKER, METAL - MACHINERY NOISES (edited, high pitched and sped up, low volume)
The Polar Express (2004) SKYWALKER, METAL - MACHINERY NOISES (edited, high pitched and sped up, very low volume)
The Polar Express (2004) SKYWALKER, METAL - MACHINERY NOISES (edited, high pitched and sped up, very low volume, gets muffled due to Conductor talking)
Audio Samples
(The edited, higher-pitched and sped-up variant as heard in The Polar Express.)




