The Terminator: The Enemy Within #1 is a vintage comic book published by Dark Horse Comics in 1991 during the Copper Age. Written by Vince Giarrano and illustrated by Steve Buccellato, the cover features artwork by Simon Bisley. Set in the Terminator universe, the comic follows The Dark as he battles against enemies within. With a science fiction genre and intended for a general audience, this single issue is a collectible piece for fans of US Comics and the Terminator series.