Add to My ListSharePlayback issues? Try another server.Server 1Server 2Server 3Server 4Server 5Server 6Server 7Server 8Server 9Server 10Server 11Server 12Server 13Server 14Server 15Swamp of the Lost Monster1957580 minWesternHorrorMysteryReleasedSep 05, 1957CountryMexicoProductionAlameda FilmsA disappearing body leads a detective and his sidekick into an encounter with a gill man.