E.T. Intergalactic Mission [cheats] Access all the screens - open all environments To access all the screens, press Ctrl Key + Left Click Mouse Button + M Key at the same time. All objects To get all objects, press the Ctrl Key + Left Click Mouse button + the Q key at the same time. Get back to Elliot's room. To get back to Elliot's room, press the Ctrl Key + Left Click Mouse Button + O Key. Increase ET's speed by three. To increase ET's speed by three, press the Ctrl Key + Left Click Mouse Button + the T Key at the same time. Press it again to return to normal speed. Remove the objects from inventory To remove the objects from inventory, press the Ctrl key + Left Click Mouse Button + the I Key at the same time. Return to previous screen/room. To return to the previous screen/room, press the Ctrl Key + Left Click Mouse Button + B Key at the same time. Stop all dialogue To stop the dialogue, press the Ctrl Key + Left Click Mouse button + the W Key at the same time.