Robert Downey Jr.

Robert Downey Jr.'s storied past as a substance user resulted in a lot of mugshots, but this one was taken in 2000 after he was arrested in Palm Springs for drug possession.

Robert Downey Jr. has quickly become one of America’s most beloved comic book heroes with his intelligent and quick-witted turn as Marvel’s 'Iron Man' (aka Tony Stark), appearing in two namesake films and in ‘The Avengers.’ We’ll also never forget his place in John Hughes history as Ian in ‘Weird Science...