Rejuvenatrix (1988)

Plot

A wealthy actress, desperate to reclaim her youth and prominence in Hollywood, seeks the help of a scientist developing a groundbreaking serum for eternal life. The concoction requires extracting specific fluids from the brain. Eager to regain her former glory, she uses the serum, but the results are catastrophic. Instead of rejuvenation, she transforms into a violent creature, unleashing chaos as her newfound powers spiral out of control. As she grapples with her monstrous nature, the line between beauty and horror blurs, leading to a thrilling and unsettling exploration of the quest for immortality.