Goofs: During the show's epilogue, Frank Gallop lights the candle and begins speaking. Someone misses their lighting cue and he remains in total darkness, only the faint shape of his head is visable against the blackness.
Goof: As Altimus explains his plan to Mike Wilson, actor Francis L. Sullivan clearly forgets his lines but forges ahead talking in circles. He mistakenly tells Mike that he is kidnapping people from his planet to bring to Earth, which is the exact opposite of what's happening.
Goof: As Steenie begins his story he says his problems began about two months ago. Later, Sir Robert makes it clear that the situation began twelve months earlier.
Goof: As the camera dollies in for the opening shot, lightening illuminates a wood scaffold in the background of what should be the forest. As it continues in on the car, the boom microphone casts a huge shadow on the car's hood.
Frank Gallop's opening narration actually becomes part of the story. The camera pulls back to reveal that the two men in the story (Gregory and Francis)were watching an episode of Lights Out.
This live episode came up a few minutes short. To fill out the half hour, a public service announcement for the 1951 American Cancer Society crusade is read at the end. A slide promoting next Monday's episode (starring Leslie Nielsen) is displayed on an Admiral television. Also, the announcer says, "Be sure to see Admiral's fast-moving variety show, Stop the Music, over another television network."
Goof: As Charlie goes to the piano to play the first song, piano music begins before his hands reach the keyboard.
In the epilogue, announcer Frank Gallop relights the candle to reveal a third eye on his forehead.
Goof: The first time Carlo levitates, you can clearly see the black wire holding up his legs.
Richard Purdy plays John Kingman, a supernatural creature with no dialogue, but six fingers. The effect was accomplished by fabricating a plastic pinky and attaching it with adhesive.