Person
Gregory Harrison
Acting · Born 1950-05-31 · Avalon, California, USA
Biography
Gregory Harrison was born on May 31, 1950 in Avalon, Catalina Island, California, USA. He is an actor and producer, known for Trapper John, M.D. (1979), Picnic (1986) and Razorback (1984). He has been married to Randi Oakes since May 3, 1981. They have four children.
Known for
Law & Order: Special Victims Unit
Nathan Speer
NCIS
Roland Ebbakey
Castle
Danny Valentine
The Mike Douglas Show
Self - Co-Host
9-1-1
Phillip Buckley
Psych
Ted Lomax
One Tree Hill
Paul Norris
Rizzoli & Isles
Ron Hanson
The Middle
Bennett Brooks
Falcon Crest
Michael Sharpe
Filmography
- 2025Signed, Sealed, Delivered: To the Moon and BackJoe O'Toole
- 2024Signed, Sealed, Delivered: A Tale of Three LettersJoe O'Toole
- 2022Jimmy and Carolyn
- 2021The Nine Kittens of ChristmasChief Sam
- 2021Signed, Sealed, Delivered: The Vows We Have MadeJoe O’Toole
- 2021Sweet CarolinaPete
- 2020The VanishedDr. Bradley
- 2019Love, Fall & OrderHank Hart
- 2018Signed, Sealed, Delivered: To the AltarJoe O'Toole
- 20189-1-1Phillip Buckley
- 2017Signed, Sealed, Delivered: Home AgainJoe O'Toole
- 2017Fair HavenDoctor Gallagher
- 2017Signed, Sealed, Delivered: Higher GroundJoe O’Toole
- 2016My Christmas LoveTom Baker
- 2016American HousewifeDan
- 2016Signed, Sealed, Delivered: Lost Without YouJoe O’Toole
- 2016Chesapeake ShoresThomas O'Brien
- 2016Signed, Sealed, Delivered: One in a MillionJoe O'Toole
- 2015Signed, Sealed, Delivered: Truth Be ToldJoe O'Toole
- 2015Cloudy with a Chance of LoveGrant
- 2014The Nine Lives of ChristmasChief Sam
- 2014RecklessDec Fortnum
- 2014The M Word
- 2013After All These YearsDavid
- 2012Undercover BridesmaidMr. Thompson
- 2011RingerTim Arbogast
- 2011Body of ProofDr. Cameron Fischer
- 2010Rizzoli & IslesRon Hanson
- 2010Hot in ClevelandDave
- 2010Accidental Icon: The Real Gidget Story
- 2009The MiddleBennett Brooks
- 2009Drop Dead DivaBrandon Tharpe
- 2009ManeaterTeddy Alpert
- 2009Love n' DancingCarl
- 2009Au Pair 3: Adventure in ParadiseOliver Caldwell
- 2009CastleDanny Valentine
- 2009Give 'em Hell, MaloneWhitmore
- 2008Not Quite HollywoodSelf
- 2006PsychTed Lomax
- 2005Reunion
- 2004JoeyDean
- 2003One Tree HillPaul Norris
- 2003NCISRoland Ebbakey
- 2003Hollywood's Magical Island: Catalina
- 2003MiraclesSheriff Ed Prescott
- 2001Au Pair IIOliver Caldwell
- 2000First TargetPresident Jonathan Hayes
- 2000EdNick Stanton
- 2000Strong MedicineDr. Randolf Kilner
- 1999Law & Order: Special Victims UnitNathan Speer
- 1999Safe HarborJohn Loring
- 1999Judging AmyTom Gillette
- 1999Au PairOliver Caldwell
- 1999First DaughterPresident Jonathan Hayes
- 1999Murder at 75 BirchRick Todson
- 1998Air Bud: Golden ReceiverDr. Patrick Sullivan
- 1998Running WildMatt Robinson
- 1997When Secrets Kill
- 1996Dark SkiesOld John Loengard
- 1996Summer of FearMr. Marshall
- 1996It's My PartyBrandon Theis
- 1995Hard EvidenceTrent Turner
- 1995Nothing Lasts ForeverDr. Benjamin 'Ben' Wallace
- 1995Nothing Lasts ForeverDr. Benjamin 'Ben' Wallace
- 1995New York NewsJack Reilly
- 1995500 Nations
- 1995The Outer LimitsDr. Larry Chambers
- 1995A Dangerous AffairRobert Kenzer
- 1994A Christmas RomanceBrian Harding
- 1994Mortal FearPhilip Montgomery
- 1994Touched by an AngelPete Taylor
- 1994Lies of the Heart: The Story of Laurie KelloggBruce Kellogg
- 1993Sudden FuryTom Kelley
- 1993The TowerExecutive Producer
- 1993Caught in the ActScott McNally
- 1993Cadillac GirlsSam
- 1992Body Chemistry II: The Voice of a StrangerDan
- 1992DuplicatesBob Boxletter
- 1992Breaking the SilencePaul Danner
- 1992Split ImagesRobbie Daniels
- 1991Bare EssentialsWilliam 'Bill' Buzell owner of Luhana
- 1990Angel of DeathGary Nicholson
- 1990The Family ManJack Taylor
- 1990Night of 100 Stars IIISelf
- 1990Dangerous PursuitJohn
- 1989Friend to Friend: Armenian Earthquake ReliefSelf
- 1988Red RiverCherry Valance
- 1988Hot PaintWillie
- 1987North ShoreChandler
- 1987Happy 100th Birthday, HollywoodSelf
- 1986FresnoTorch
- 1986PicnicHal Carter
- 1986Oceans of FireBen Laforche
- 1986Pee-wee's PlayhouseConky 2000 (voice) / Knucklehead (voice)
- 1986PleasuresExecutive Producer
- 1986The NativityJoseph (voice)
- 1985SeducedMike Riordan
- 1985Night of 100 Stars IISelf
- 1984RazorbackCarl Winters
- 1984Samson and DelilahExecutive Producer
- 1983The Hasty HeartSgt. Lachlen McLachlen
- 1983LegsExecutive Producer
- 1983The FighterMerle Banks
- 1981Falcon CrestMichael Sharpe
- 1981For Ladies OnlyJohn Phillips
- 1980Enola Gay: The Men, the Mission, the Atomic BombCapt. Bob Lewis
- 1980The Women's RoomBen Volper
- 1980Kraft Salutes Disneyland's 25th AnniversarySelf
- 1979Trapper John, M.D.George Alonzo 'Gonzo' Gates
- 1979The Best Place to BeRick Jawlosky
- 1978CentennialLevi Zendt
- 1977The GatheringBud Jr.
- 1977Logan's RunLogan
- 1977Fraternity RowZac
- 1976Battle of the Network Stars
- 1975Jim, the World's GreatestJim Nolan
- 1975Trilogy of TerrorArthur Moore
- 1973The Harrad ExperimentStudent (uncredited)
- 1972M*A*S*HLt. Tony Baker
- 1961The Mike Douglas ShowSelf - Co-Host
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