A scientist, Gilbert McKenna, survives a radiation accident but is left with a peculiar affliction: whenever exposed to sunlight, he transforms into a lizard-like creature with a violent streak. As he flees the law after a deadly encounter, McKenna's struggle culminates in a thrilling showdown atop a tower.
The Hideous Sun Demon
A brilliant scientist undergoes a terrifying transformation into a bloodthirsty, reptilian monster whenever he's exposed to sunlight, a result of his radiation-induced mutation.
