E.T. - The Extra-Terrestrial - Interplanetary Mission [SLUS-01385] ROM Download for Playstation (PSX). E.T. - The Extra-Terrestrial - Interplanetary Mission [SLUS-01385] game is available to play online and download only on Roms Games. E.T. - The Extra-Terrestrial - Interplanetary Mission [SLUS-01385] ROM for Playstation download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.