Crawling mantis Animated Short Film - Lunch https://www.youtube.com/watch?v=y2pHRkV18hw
(this one does show a dead body but the vulgarity is capped by the simple animation)
I'm not sure if it's a 'short' film, it's about 1.5hrs...
ALGORITHM: The Hacker Movie
A freelance computer hacker discovers a mysterious government computer program. He breaks into the program and is thrust into a revolution. https://www.youtube.com/watch?v=6qpudAhYhpc