In no particular order: Control Sid and Nancy Donnie Darko Labyrinth Blade Runner The Graduate High Fidelity Pretty in Pink Almost Famous The Wall
Twin Peaks (The movie and the show) It Follows Suspiria Halloween II Mulholland Drive RENT Blue Velvet Cheech & Chong Up in Smoke The Devil's Rejects Amélie Honorable video game soundtrack mention: Castlevania: Rondo Of Blood
I honestly can't think of 10 offhand that really rocked me, so I'll just say my favorite is The Virgin Suicides OST