Star Wars

Star Wars was a popular science fiction film series from Earth.

Behind the scenes

 * The space suit costumes worn by Jamie and Zoe in The Wheel in Space was later re-used in the original trilogy (most noticeably by ). Similar costumes (which were re-purposed High-Altitude Windak Pressure Suits that had been used by the RAF during the 1960s) had previously appeared in The Tenth Planet.
 * The Doctor's recognition of Peter Cushing in Mission: Impractical was an in-joke referencing the fact that Cushing had played the film version of Dr. Who in the 1960s.
 * Star Wars villain Darth Vader was played by Minotaur actor Dave Prowse, while the the voice of the Star Wars villain Darth Maul was provided by Fisher King voice actor Peter Serafinowicz.
 * Steven Moffat has been nicknamed "the Moff" and "the Grand Moff" by fans as well as by Russell T Davies after he took over as executive producer for Doctor Who in 2010. "Moff"/"Grand Moff" is a high military rank in the Star Wars universe.
 * Russell T Davies received an offer from George Lucas to write a story for his television spinoff series Star Wars: The Clone Wars but Davies turned it down for lack of time as well as a lack of desire to write for a sci-fi franchise he didn't build. The occasion was discussed by Davies in Chapter 4 of Doctor Who: The Writer's Tale, the chapter subtitle of which begins "In which George Lucas is snubbed..."
 * A Dalek made a cameo appearance in the Star Wars comic strip '. Skaro, Delta Magna and Cygnus are also mentioned in the fan-produced unofficial Star Wars reference guide '.
 * Darth Vader appeared in a Top Gear sketch where he was pitted against other opponents including a Dalek, a Cyberman and Colin Baker as the Sixth Doctor to see who the fastest "Master of the Universe" was around the Top Gear track. Vader was seen helping the Cyberman put its helmet on, and he was later exterminated when the Dalek became angry that it couldn't fit in the car.
 * David Tennant voiced the droid character in the  episodes "" and "" — and became the only vocal performer to win Emmy for their work on that show.
 * On a poster in the Trap Street in Face the Raven, the Star Wars alphabet of Aurebesh is used to spell out "Delorean", which is itself a reference to Back to the Future, another popular Sci-Fi film series.

Star Wars happened
In Forever Autumn, the Tenth Doctor states that Jar Jar Binks and his clan are good people, that George Lucas received telepathic messages and mistook them for his own ideas, and that he would be "way off the mark" by Episode 9, implying that some (if not all) of Star Wars is real. Coincidentally, in the  episode "", the Father mentions the Laws of Time.