The Mysterious Monsters1976 · 1 h 26 · Documentaire, Fantastique, HorreurDe Robert Guenette6,2/ 10 sur TMDBMon avisSe connecter pour noter ce filmDistributionPeter GravesHimself - NarratorPPeter HurkosHimselfWWilliam StenbergHimselfSSidney WalterHimself (as Dr. Sidney Walter)JJerilou WhelchelHerselfRRoger PattersonArchive FootagePPeter C. ByrneSelfGGrover KrantzSelfAAdrian ShineLoch Ness InvestigatorRRobert W. MorganSelfJJohn GreenSelf