The Dead Pit - (Horror) - 1989

In a laboratory in the basement of a mental hospital, Dr Colin Ramzi is conducting nefarious experiments on his patients. Horrified by his colleagues despicable behaviour, Ramzi's associate Dr Swan puts a bullet through Ramzi's head and seals up the laboratory. Dr Swann thinks that is the end of the horror

Twenty years later, a woman known only as 'Jane Doe' is admitted with amnesia, and her arrival is marked by an earthquake - which cracks the seal to the basement, where Ramzi and his experiments have been buried,. Freeing the evil doctor and his 'experiments' .
Can 'Jane Doe' uncover the secrets of 'The Dead Pit' , Dr Ramzi and her own forgotten past, before, she and the other patients, become victims of the undead army?....