In the film Chicago, during the song “Cell Block Tango” the character Hunyak speaks in Hungarian, but the actress is Russian. Her accent makes the speech difficult to understand, even for native Hungarian speakers.
Uma Thurman originally turned down the role of Mia Wallace in Pulp Fiction. Quentin Tarantino was so desperate to have her as Mia, he ended up reading her the script over the phone, finally convincing her to take on the role.
In the horror film, The Exorcist, the scene where Regan projectile vomits at Father Karras only required one take. The vomit was intended to hit him on the chest. Instead, the plastic tubing that sprayed the vomit accidentally misfired, hitting him in the face. The look of shock and disgust while wiping away the vomit is genuine. Actor Jason Miller, (Father Karras), admitted in an interview that he was very angered by this mistake.
For the film Schindler’s List, director Steven Spielberg was able to get permission to film inside Auschwitz, but chose not to out of respect for the victims, so the scenes of the death camp were actually filmed outside the gates on a set constructed in a mirror image of the real location on the other side.
In the 1994 film “Dumb & Dumber” Jim Carrey’s character has a chipped tooth. In real life, Jim Carrey actually has a chipped tooth. He had the cap removed off the tooth for the film in order to make his character look more deranged.