The basketball player, Stretch, and the monkey Jeepers only have one line in the whole movie.
The composer almost cried when the music was being made for the film.
Tillie's narrative story embellishes Piper's original narrative with elements of the earliest Thomas the Tank Engine stories; Tillie, like Thomas, is cast as a shunting engine seeking to expand her horizons beyond the world of the yard she is assigned to.
This film has a cult following in Wales, where it's original country of origin was.