Peter Gallagher

Peter Killian Gallagher (born August 19, 1955) is an American actor. Since 1980, he has played roles in numerous Hollywood films. He is best known for starring as Sandy Cohen in the television drama series ''The O.C.'' from 2003 to 2007, recurring roles such as Deputy Chief William Dodds on ''Law & Order: Special Victims Unit, '' Stacey Koons on the Showtime comedy-drama ''Californication'', Nick on the Netflix series ''Grace & Frankie'', and Chuck Cedar in ''Mr. Deeds''. He also played CIA Director of Clandestine Services (DCS) Arthur Campbell on ''Covert Affairs''. He also is known for his roles in musical theatre, his most well known role being Sky Masterson in the 1992 Broadway revival of ''Guys and Dolls''. Provided by Wikipedia