Shot in 1957, the film was never seen outside of an editing machine until 1993, when it was discovered by Sinister Cinema at the old offices of Headliner Productions. Sinister bought the rights to sell it on video in 1993. It gained the most attention when it was shown on Mystery Science Theater 3000
(1988). See more
At the start of Tony Pettini's chase, Pettini crosses the street and continues in the same direction. When the camera cuts to following Pettini again, he's clearly back on the previous side of the street. See more
[demonstrating his invention
The razor blade is attached to the speaker by wires and is then placed in the wine glass. If there is an entity or spirit present in the room, it would be possible thourgh a method known as telekenis, or the moving of objects by thought, to move the vibrator contained in the speaker.
Oh, I remember something like that in school. A student, during a demonstration, moved a salt shaker across a table by merely concentrating on it.
That's precisely the same theory that ...