The only theme I sense is a body horror/creature feature kind of thing. Maybe try
- Island of Lost Souls (1932)
- Cronenberg's horror work, like The Brood, Shivers, Rabid, Scanners, Naked Lunch
- Basket Case (1982)
- Cemetery Man
- Dead Alive
- Little Otik
- Tetsuo, Iron Man
- Nightbreed