The giant robot guarding the goblin city weighed in at 2 tons.
Toby Froud, who played Toby in the movie, wouldn't make any of the baby noises during "Magic Dance", so David Bowie had to make them himself.
Danny John-Jules, who plays the Cat on "Red Dwarf", provided the voice for one of the fireies.
While filming the Fireies, the puppeteers and actors doing the voices were covered in black velvet, thus blending in with the stage, which was covered in the same material.
"As The World Falls Down" is playing on Sarah's music box.
The room in which Sarah has her final confrontation with Jareth is based on MC Escher's "Relativity."
Sarah has a copy of "Relativity" hanging in her room.
Also in Sarah's room is a labyrinth game, a bookstand that looks like Hoggle, and a doll that looks like Didymus.
Jareth's eyes are two different colors.
So are David Bowie's. The effect is due to a hit to the head during a schoolyard fight.
It is commonly believed that Jareth is not a goblin or a human, but an immortal Fae.
The dress that Sarah wears in the ballroom scene is the same as on the dancer in her music box.
Michael Jackson was once considered to play Jareth.
One member of the Goblin Corps is Warwick Davis, who played Wicket in Return of the Jedi and currently plays both a Gringotts Goblin and Professor Flitwick in Harry Potter.