Phantasm
Starring Angus Scrimm, A. Michael Baldwin, Bill Thornbury, Reggie Bannister, Kathy Lester, Terrie Kalbus, Kenneth V. Jones, Susan Harper, Lynn Eastman-Rossi, David Arntzen
It's a science-fiction and horror movie, and has a rating of 6.6 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Finland.