"A Monster at My Window!"
Reprinted from Tales to Astonish (Vol 1) #34.
A science-fiction writer can't shake the sensation that he is being watched, until the alien that has been stalking him confronts him. The alien from the 6th Dimension wants the writer to portray his race in a kind light, so that when his people invade, Earthlings will be caught off guard. The alien is in for its own surprise, though, when the writer reveals his true nature. 7 pages.
"A Monster Among Us"
Reprinted from Mystic #8.
The fishing village has been cursed with a sea monster who drags men to their deaths to the deeps below. The monster is a shape shifter, so none in the village can trust each other, and fear runs rampant. Fishing captain Dan Harper has lost his crews to their fears, and wants to show his men that there is nothing to the stories. 5 pages.
"The Spy"
Reprinted from World of Suspense #3.
A race of aliens has trained a spy to infiltrate Earth in advance of their invasion. He goes to Earth and takes on the customs of mankind perfectly. When he returns to his home planet to report on his progress, he reaches for a cigarette by habit. Tragically, the atmosphere of his home planet if flammable. 3 pages.
"The Joker!"
Reprinted from Amazing Adventures #5.
Horace is a practical joker, but his tricks are wearing on everyone's nerves. They decide to turn the tables and teach him a lesson by dressing up like aliens and scaring him. Horace overhears and decides to ruin their prank by peaceably going along with the 'aliens'. He is halfway to Mars before he realizes his predicament. 5 pages.
The cover is a reprint of Jack Kirby's cover for Tales to Astonish (Vol 1) #34, with John Romita Sr. providing new figures, reworking the monster's face, and adding lightning.