Documentaries relating to the creation/analysis of film... and also some TV and a couple video games. Same idea. Ranked(ish) by how much I enjoyed them.
Surprise! There's a dance/musical scene.
Aliens. The scary kind that are out ta gitcha. Ranked. Not included: THE Alien
Bigger, meaner, everyday monsters not big enough to be Kaiju.
Musicals. Ranked.
Time loop type stuff.