06/22/2010 05:12 am ET | Updated May 25, 2011

Jeremy London's Drug Battle: Actor Opens Up About Substance Abuse

The Party is over for Jeremy London, who is opening up to PEOPLE about the prescription pill addiction that jeopardized his career and his family.

The actor, who moved to Los Angeles in 1993 along with his identical twin brother Jason, says that his rise to fame -- he played Griffin Holbrook on the hit series Party of Five and Chandler Hampton on 7th Heaven -- lead to a dangerous tendency to abuse drugs.

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