Land of the Giants #1 (Nov. 1968) published by Dell.
Land of the Giants was another Irwin Allen sci-fi/fantasy television show that ran from 1968 to 1969. The premise was a group of seven people (four passengers, three crewmembers) and a dog are taking a sub-orbital transport from LA to London. They get caught in a space anomaly and crash land. They find themselves in a land filled with monster-sized everything.