1- Star Wars (1977)
To make Obi-Wan look tired from the desert, actor Alec Guinness made a point of rolling around in the sand wearing his character's clothes.
2- Jaws (1975)
George Lucas decided it would be fun to play around with sticking his head inside the robot shark. What he didn't expect was that Steven Spielberg would take the opportunity to close the animal's mouth, trapping it inside.
3- Chinatown (1974)
When Faye Dunaway needed motivation to film one of her character's scenes, she asked the director to shout something at her. Roman Polanski immediately shouted, "Your salary is your motivation!"
4- The Wizard of Oz (1939)
The actor slated to play the Tin Man, Buddy Ebsen, had to leave the role to be hospitalized because he had an allergic reaction to the aluminum powder used in his makeup.
In addition to him, the actress who played the Wicked Witch of the West, Margaret Hamilton, suffered second-degree burns due to the highly toxic makeup.
5- Blade Runner (1982)
The plot's name is not mentioned anywhere in the book that inspired the film: Do Androids Dream of Electric Sheep ?, by Philip K. Dick. The term comes from the title of another book from 1977, written by William S. Burroughs, called Blade Runner (A Movie) .