- Jack Klaff, who played the role of Red Four, was sitting next to Mark Hamill (Luke Skywalker) in the briefing before the battle of Yavin. This is odd because the character Wedge Antilles was supposed to be sitting there. The voice of the character in that scene is the voice of Dennis Lawson (Wedge Antilles), but it is just dubbed over.
- The line "May the Force be with you/us" is used four times in the Trilogy.
- The word "Force" is used 21 times in Episode IV.
- The word "Force" is used 16 times in Episode V.
- The word "Force" is used 12 times in Episode VI.
- While C3PO claims to be fluent in over 6 million forms of communication, he is seen speaking only two other languages beside Basic in the original Trilogy.