He was playing the invisible monster; she'd seen that story in one of the comic books.
He suddenly finds himself with the same, about to feed the invisible monster.
"But I don't believe in an invisible monster either!"
I'm an invisible monster, and I'm incapable of loving anybody.
When they came to me with their few confused beliefs-were there not invisible monsters everywhere?
She didn't believe Michelle's stories about invisible monsters.
The next new serial, The Invisible Monster, followed in spring of 1950.
A radar device that Gavan uses to detect invisible monsters.
Well, I just got out of a mental institution and I'm being followed around by some kind of invisible monster.
