Adam Lake takes a challenge to reach Simon Horst's emerald mine, 20 miles into the jungle.; A warlock makes a deal with Satan to try to trick John Peters into killing himself.; When a burglar breaks in, the squirrels that Ben has been feeding come to his rescue.; When Dr. Vincent Adler dies suddenly, his assistant Harold Jukes steals his last invention, a ray that causes instant fear, and embarks on a crime spree.; Professor Hugh Ordway uses an experimental ray to travel to another world inside a diamond atom where he helps a beautiful queen against a usurper who uses primitive science. After returning to his lab he wants to go back, but finds that time passes differently on the diamond world, and the civilization he found there is long gone.; Henry believes that a strange little man has granted his wish to change his life, but it's just a prank played by his wife and a hidden camera TV show.; A mysterious globe arrives on Earth and will destroy the planet in 12 days unless a way is found to deactivate it.; A cursed bracelet of birthstones causes disaster for whoever holds the bracelet during the month of their birth.; Three enchanted costumes cause their wearers to experience the same fate as the costume's original owner.; Fred Jones believes that his touch causes death.; Dr. Mowbray needs fresher corpses to continue his research.; A werewolf is on the loose.; Tim makes his own tombstone, complete with date of death.