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Robert Downey Jr
As the star of Iron Man, The Avengers and Sherlock Holmes, Robert Downey is one of the biggest stars on the planet but it wasn’t always smooth sailing for him. In the 1990s, he was seriously addicted to drugs and alcohol and was admitted to a Rehab Los Angeles facility. Still he was able to get cast in Ally McBeal and it was this that got his career back on track.
