In this pre-Christmas reminder to mail early, filmmaker Norman McLaren used an electric vibra-drill to engrave the images on black film, and included the occasional "subliminal" burst of lettering, which he hand-scratched on a few frames.
Reviews
Pluskylang
Great Film overall
Chirphymium
It's entirely possible that sending the audience out feeling lousy was intentional
Erica Derrick
By the time the dramatic fireworks start popping off, each one feels earned.
Rosie Searle
It's the kind of movie you'll want to see a second time with someone who hasn't seen it yet, to remember what it was like to watch it for the first time.