Creatures on the Loose (1971) #21

Cover by Jim Steranko. Written by George Alec Effinger. Art by Gray Morrow.

New story: Two Worlds to Win! featuring Gullivar Jones, Warrior of Mars. Art by Joe Sinnott. Reprint: I Was a Prisoner of the Martians!; A bullying director is kidnapped by Martians using the science fiction movie he’s filming as a cover. Written by Stan Lee and Larry Lieber. Art by Larry Lieber and Matt Fox.

Reprint: The Green Thing!; A psychic alien plant lands on Earth and torments a human to prove its power, but it is eaten by a crow.

36 pages, full color. Cover price $0.20.