Back to the Future is a comedic science fiction adventure film series about a high school student, Marty McFly, and an eccentric scientist, Dr. Emmett Brown, as they use a modified DeLorean automobile to time travel to different periods in the history of Hill Valley, California.
Major John Sheppard mentioned the DeLorean from the film as a means of time travel, to the annoyance of Dr. Rodney McKay. (SGA: "Before I Sleep")
Lucius Lavin suggested he and Sheppard swing from a clock tower. This is a reference to the climax of the film. (SGA: "Irresponsible")
Eli Wallace mentioned it as part of his "Top 5 Desert Island Movies". (SGU: "Time")