The Trickster Professor 1966
Rate This Movie:
A man who introduces himself as a professor, claims to invent a medicine which brings back youth to the elderly. He chooses an old man and tests his medicine on him. At the same time, a child is brought to him to take care of, but the professor who has lost his focus of attention thinks that using high doses of the medicine has converted the old man to a child. His reactions to this accident eventually takes him to the madhouse.