Download The Eternaut in Hindi-English Dual Audio-Multi Audio-4K HDR, SDR -1080p & 720p HD – Watch Now Looking for The Eternaut in the best quality? Download it now in Hindi-English Dual Audio with multiple audio options. Available in stunning 4K HDR, SDR, Full HD 1080p, and HD 720p formats. Enjoy a premium viewing experience with crystal-clear visuals and rich sound. After a devastating toxic snowfall kills millions, Juan Salvo and a group of survivors in Buenos Aires must resist an invisible threat from another world.