A young man visits his fiancé's estate to discover that her wheelchair-bound scientist father has discovered a meteorite that emits mutating radiation rays that have turned the plants in his greenhouse to giants. When his own wife falls victim to this mysterious power, the old man takes it upon himself to destroy the glowing object with disastrous results.
as Nahum Witley
as Stephen Reinhart
as Susan Witley
as Letitia Witley
as Merwyn
as Dr. Henderson
as Miss Bailey
as Taxi Driver
as Jason
as Pierce
as Henry
as Potter
