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Birth Name:Peter Killian Gallagher
Birth Place:New York, New York, United States
Profession Actor, singer
Covert Affairs - Season 4 - "I've Been Waiting For You" - Peter Gallagher
Covert Affairs - Season 5 - "Trigger Happy" - Piper Perabo and Peter Gallagher
The O.C. - "The Summer Bummer" - Kelly Rowan as Kirsten, Peter Gallagher as Sandy
The O.C. - Season 3 - Peter Gallagher as Sandy
Covert Affairs - Season 1 - "Walter's Walk" - Kari Matchett as Joan Campbell and Peter Gallagher as Arthur Campbell
Covert Affairs - Season 5 - "Shady Lane" - Peter Gallagher and Kari Matchett
Peter Gallagher - "Mean Girls" New York City Premiere
Peter Gallagher and Family - 2003 Teen Choice Awards
The O.C. - Season 1 - Benjamin McKenzie, Mischa Barton, Peter Gallagher
Covert Affairs - Season 4 - "Vamos" - Christopher Gorham and Peter Gallagher
Covert Affairs - Season 1 - "Pilot" - Peter Gallagher as Arthur Campbell
Covert Affairs - Season 3 - "Hang on to Yourself" - Christopher Gorman and Peter Gallagher
Rescue Me - Season 6 - "Sanctuary" - Peter Gallagher
Covert Affairs - Season 4 - "Dig For Fire" - Piper Perabo, Christopher Gorham and Peter Gallagher
Whitney - Season 2 - "Breaking Dad" - Chris D'Elia, Whitney Cummings and Peter Gallagher
Covert Affairs - Season 3 - "Sound and Vision" - Peter Gallagher
Covert Affairs - Season 1 - Peter Gallagher as Authur Campbell
Covert Affairs - Season 5 - "Grounded" - Peter Gallagher
Peter Gallagher - GQ Magazine Celebrates its 2004 Men of the Year
Peter Gallagher and Tiger Woods Learning Center participantsTiger Woods Learning Center Dedication - Tiger Woods Learning Center
Covert Affairs - Season 1 - "When the Levee Breaks" - Sendhil Ramamurthy as Jai Wilcox and Peter Gallagher as Arthur Campbell
The O.C. - Season 2, "The Return of the Nana"- Peter Gallagher as Sandy, Benjamin McKenzie as Ryan
The O.C. - Season 1, Premiere - Benjamin McKenzie as Ryan, Peter Gallagher as Sandy
The O.C. -"The Night Moves"- Peter Gallagher, Benjamin McKenzie, Kelly Rowan, Adam Brody
Covert Affairs - Season 1 - "No Quarter" - Peter Gallagher as Arthur Campbell
Peter Gallagher - 2005/2006 FOX Primetime UpFront
Covert Affairs - Season 2 - "Welcome to the Occupation" - Peter Gallagher as Arthur Campbell