Teenage Zombies

A 1959 science fiction horror film. The plot follows a group of teenagers who are marooned on an island inhabited by a female mad scientist, her pet gorilla and a zombie slave named Ivan. She traps the youths in a cage down in her laboratory, plotting to use them as subjects for her zombie-making experimentation.

A crazed female scientist uses nerve gas to turn local teenagers into her unquestioning slaves.