Initially, the producer Melvin Leroy planned to make Leo the lion in the MGM logo the cowardly lion in the film.
In order to play Dorothy, Judy Garland had to endure wearing a corset-like device.
In order to play Uncle Henry, the retired Charlie Grappvin decided to come back.
The tornado in the film is actually 35-foot-long gauze stockings and was shot with miniatures of Kansas farms and farmland.
In order to prevent the special looks of the actors from frightening the diners at the MGM restaurant, Ray Bolger, Bert Lahr and Jack Hayley had to eat in their dressing rooms.
Burt Lahr’s costumes weighed 90 pounds.
Margaret Hamilton was severely burned while filming the lens disappearing in orange smoke because of the copper contained in her makeup material.
Terry, the dog star who plays Toto, was trampled on during filming, and his stand-in took over for two weeks.
The role of the Archmage in the film was originally written for WC Fields, and MGM’s Arthur Fried found Fields, hoping to play him, and paid him $75,000 in remuneration, and Fields I want 100,000.
When shooting the film, out of necessity, the filmmaker made a total of 8 pairs of ruby shoes for Judy Garland. Because of the popularity of the film, the ruby shoes as props also became popular.
