All of the character figurines are made using needle felting.
The movie was filmed almost exclusively using stop motion
This is the first Aardman production to use needle felt puppets instead of Plasticine.
This was always envisioned to be a 30 minute short, in the same tradition as The Snowman (1982) and the Wallace and Gromit shorts.
Gillian Anderson was a little taken aback when she started the recording process for the film and discovered that it was actually a musical.