Re-Animator!

Re-Animator (1985) is the first in a series of films based on the H. P. Lovecraft story "Herbert West: Reanimator". It stars Jeffrey Combs as Dr. Herbert West, a medical student who transfers from a school in Europe to the medical school of Miskatonic University to continue developing a formula to revive the dead. His testing of the agent leads to unintended consequences for West and his new roommate, Dan Cain. The movie has since become a cult film, driven by fans of Combs, extreme gore, and successful combination of horror and comedy. It currently has a score of 91% on critic site RottenTomatoes.com.