Zac Efron has certainly come a long way since “High School Musical.” In the middle of the production of his reality TV show “Killing Zac Efron”, the actor fell violently ill while on set in Papua New Guinea. The “Neighbors” star had to be transported via helicopter to Australia to be treated.
It is said that the actor suffered from a bacterial infection that may have been typhoid. Efron, however, recovered quickly after 3 weeks in medical care By Christmas Eve he was already home in L.A.
Marilyn Burns – Texas Chain Saw Massacre
Texas Chain Saw Massacre has been considered as of the most horrific films ever made, so probably wasn't a walk in the park to act in. Marilyn Burns endured a lot of trauma at the hands of the notorious director, Tobe Hooper. In one scene he even cut her finger open to evoke real pain.
According to what she told Terror Trap, the actress said was "a surrealistic and became so frightening because I had to be tied up and screaming for so long,” “Afterwards, I was just so grateful it was over. I probably was the happiest girl alive.”
Heather Donahue – The Blair Witch Project
The whole cast from "The Blair Witch Project" suffered a great deal of trauma while filming the horror flick. When the director sent these kids into the woods, the poor actors didn't really know what they were in for. They were taunted and terrified throughout the duration of the shooting.
Heather Donahue especially had a hard time as she had to pretend that the whole experience was real which even involved faking her own death.
Shelley Duvall – The Shining
Shelly Duvall was not messing around in "The Shining" when she portrayed Wendy Torrance. Her jaw-dropping performance in the infamous baseball scene earned her instant recognition. They did that scene 127 times and Duvall could just spend hours a day just screaming.
Director Stanley Kubrick apparently really destroyed the actress. After 13 months of shooting, Duvall said that her time on that set was “almost unbearable."
Nicolas Cage – Birdy
Nicolas Cage didn't get the title of the craziest actor in Hollywood for nothing. During the shooting of the film "Birdy", the actor went a little off the rails and got his teeth pulled in order to play the role of mutated Vietnam war vet.
For 5 weeks Cage did not remove the bandages from his face. People started to actually believe that the actor was truly disfigured.