UponarrivaltoVenus,cosmonautsfindfuriousvolcanoesandsundryprehistoricbeastsinKlushantev’sfilm,basedonanovelbytheSovietsci-fiwriterAleksandrKazantsev.FootagehasbeenrecycledinthreeCormanproductions:VoyagetothePrehistoricPlanet,QueenofBlood,andVoyagetothePlanetofPrehistoricWomen(thedirectorialdebutofPeterBogdanovich).83min