Richard Marquand, who directed this film, is the only non-American director in the Star Wars series. David Lynch had the opportunity to direct the film, but he turned it down because he believed that the Star Wars series was the exclusive property of George Lucas. David Cronenberg was also attached to direct the film. In the film, the logo on the rebel fighter jets was changed from blue to red because it hindered the blue screen special effects. The original choice to direct the film was Steven Spielberg, but because Spielberg is a member of the Directors Guild of America, Lucas had a dispute with the Directors Guild over "Star Wars: The Empire Strikes Back" and decided to withdraw. , so the cooperation between the two parties had to be abandoned. Irvin Kershner said in an interview that Richard Marquand did not direct the entire film. Because the actors were critical of Marquand, Lucas took over immediately, with Kershner as his assistant. Director, Lucas' collaboration with Marquand was also very unhappy at the time. The language spoken by Jabba the Hutt is derived from Inca. Jabba's large tent spaceship was filmed in Yuma, Arizona. The filming was hampered by the crazy visits of 35,000 fans. The crew had to announce that they were filming a horror film called "Blue Harvest". The crew wore hats and t-shirts. Relevant marks have been printed on the film, and fences and 24-hour security have been installed. However, even so, die-hard movie fans can still take advantage of the situation and enter the set to take secret photos. There was originally a sandstorm scene planned in the film, but it was abandoned because it was unnecessary and difficult to film. In a desert sequence, viewers can spot the birthmark on Carrie Fisher's back. In the film, Lando's co-pilot speaks a Kenyan dialect, which is said to have excited Kenyan audiences. It was rumored that a second ending was planned for the film, but was ultimately abandoned. The director once voiced the Inquirer robot. In this film, it only takes 10 minutes to put on C-3PO's props and costumes, while in the first two films, it actually took two hours. Anakin (Anakin) comes from the Greek "Anax", which means "king". The scene in which Jabba dies is based on a scene in 1972's The Godfather in which Luca Brasi is strangled. Unlike other Star Wars movies, this film was shot in less than a year. Lucas said that the reason why he asked Yoda to tell Luke that Luke's father was Darth Vader was because he consulted child psychologists during the filming of the film. Experts said that if it is not clear that Vader is Luke's father, under the age of 12 The audience will think it is a lie. This film is the only Star Wars film shot on location in the United States. In the speeder-bike chase scene, some shots are clearly careless, with Luke's black gloves switching between his left and right hands multiple times. During the battle at Endor, Princess Leia's shoulder was injured, but later, Han Solo wrapped her arm in a bandage, but the wound on her shoulder disappeared.