Birth Name: Peter Killian Gallagher
Age: 66, born 19 August 1955
Country of origin: United States
Height: 5' 9"
Relationship Status: Married
Partner: Paula Harwood
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Peter Killian Gallagher is an American actor, musician, and writer. Since 1980, Gallagher has played roles in numerous Hollywood films. He starred as Sandy Cohen in the television drama series The O.C. from 2003 to 2007.
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