Peter Gallagher

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.

Known For

Credits

Cast Credits

Togetherness (2015)
Guest starring as Larry (4 episodes)
Grace and Frankie (2015)
Guest starring as Nick (2 episodes)
Whitney (2011)
Guest starring as Vince Cummings (3 episodes)
New Girl (2011)
Guest starring as Gavin (4 episodes)
Covert Affairs (2010)
Starring as Arthur Campbell (56 episodes)
Guest starring as Arthur Campbell (8 episodes)
The Good Wife (2009)
Guest starring as Ethan Carver (3 episodes)
  • Episode 7x10: KSR (Dec 13, 2015)
  • Episode 7x08: Restraint (Nov 22, 2015)
  • Episode 7x04: Taxed (Oct 25, 2015)
Californication (2007)
Guest starring as Dean Stacy Koons (8 episodes)
How I Met Your Mother (2005)
Guest starring as Professor Vinick
The Late Late Show with Craig Ferguson (2005)
Guest starring as Peter Gallagher
The O.C. (2003)
Starring as Sanford "Sandy" Cohen (92 episodes)
Law & Order: Special Victims Unit (1999)
Guest starring as Deputy Chief William Dodds (14 episodes)
Family Guy (1999)
Guest starring as Jared Fellows
Titanic (1996)
Starring as Wynn Park
Superman: The Animated Series (1996)
Guest starring as Kurt
The Daily Show with Craig Kilborn (1996)
Guest starring as Peter Gallagher
The Late Show with David Letterman (1993)
Guest starring as Peter Gallagher (2 episodes)