Prisoners of the Permian SeaPrisoners of the Permian Sea1970Queuebrick VideoQueueLWatchedWFavoriteFListsDiscussionWhere to watchCopy short link1970Prisoners of the Permian Sea19m·DocumentaryDirected by Tamara Iovleva1970An educational film on unknown microorganisms discovered in the potassium salts of the Permian Sea.DirectorTamara IovlevaStudioLeningrad Popular Science Film StudioOverviewDiscussionCastCrewDetailsWhere to watchNo cast listed.