More lively adaptations from television’s most popular science-fiction series! Complete in this volume:

ONCE UPON A PLANET

The crew lands on a planet for rest and recreation, a planet programmed to play out each person’s favorite fantasies. Suddenly, the system runs amok, and the crew is chased by fantastic creations of their own imaginings.

MUDD’S PASSION

That reprobate trader Harry Mudd smuggles a love potion aboard the Enterprise. The first two people affected are Nurse Chapel and — would you believe — Mr. Spock.

THE MAGICKS OF MEGAS-TU

Captain Kirk and company meet a strange goat-man named Lucien on a mysterious planet. But why does he look so familiar?