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Robert John Downey Jr. is an American actor and producer. His career has been characterized by critical and popular success in his youth, followed by a period of substance abuse and legal troubles, before a resurgence of commercial success in middle age. In 2008, Downey was named by Time magazine among the 100 most influential people in the world, and from 2013 to 2015, he was listed by Forbes as Hollywood's highest-paid actor. In 2008, Robert Downey Jr. became Ironman of the Marvel Universe.

Source: Wikipedia