" Lowell chooses to leave Dewey in charge of the last dome, jettison it to safety, and destroy himself and the "Valley Forge" with the last of the onboard nuclear weapons. The final, ostensibly poignant scene is of the forest greenhouse tended by the sole remaining robot, with a battered watering can . Trivia Trumbull had been involved with creating effects for Saturn for "2001" and these were recycled for "Silent Running". The cult show "Mystery Science Theater 3000" began as a spoof of Silent Running. The interiors were filmed aboard the decommissioned aircraft carrier USS Valley Forge (CV-45). The original "Battlestar Galactica" series used stock footage of the Space Freighters in several episodes. On that show, they were called "Agro Ships," and were the source of all the food in the Rag-Tag Fleet. America Race Walking Athletes Initially there were three of them, but two were destroyed by the Cylons. As an hommage in the current incarnation of Galactica, there is one "Agro Ship" in the fleet, which is of a different, but clearly derivitive design. "