Shallow Grave (1994)

When accountant David, doctor Juliet and journalist Alex are searching for a fourth roommate for their trendy flat, they settle on the aloof Hugo. However, they soon find Hugo dead of a drug overdose, beside a large sum of cash. After some deliberation, the three others decide to keep the money and to dismember and bury Hugo’s body. Soon, each roommate starts thinking about keeping all the money by scamming the others.