Gregory Harrison

Gregory Harrison

Known for

Acting

Born

May 31, 1950 (age 76)

Birthplace

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.

Best known work

Law & Order: Special Victims Unit

Law & Order: Special Victims Unit

1999

9-1-1

9-1-1

2018

NCIS

NCIS

2003

Castle

Castle

2009

Psych

Psych

2006

The Middle

The Middle

2009

M*A*S*H

MAS*H

1972

One Tree Hill

One Tree Hill

2003

Rizzoli & Isles

Rizzoli & Isles

2010

The Vanished

The Vanished

2020

Filmography

2025
Signed, Sealed, Delivered: To the Moon and Back
as Joe O'Toole
2024
Signed, Sealed, Delivered: A Tale of Three Letters
as Joe O'Toole
2022
Jimmy and Carolyn
2021
The Nine Kittens of Christmas
as Chief Sam
2021
Signed, Sealed, Delivered: The Vows We Have Made
as Joe O’Toole
2021
Sweet Carolina
as Pete
2020
The Vanished
as Dr. Bradley
2019
Love, Fall & Order
as Hank Hart
2018
Signed, Sealed, Delivered: To the Altar
as Joe O'Toole
2018
9-1-1TV
as Phillip Buckley (7 episodes)
2017
Signed, Sealed, Delivered: Home Again
as Joe O'Toole
2017
Fair Haven
as Doctor Gallagher
2017
Signed, Sealed, Delivered: Higher Ground
as Joe O’Toole
2016
My Christmas Love
as Tom Baker
2016
American HousewifeTV
as Dan (2 episodes)
2016
Signed, Sealed, Delivered: Lost Without You
as Joe O’Toole
2016
Chesapeake ShoresTV
as Thomas O'Brien (15 episodes)
2016
Signed, Sealed, Delivered: One in a Million
as Joe O'Toole
2015
Signed, Sealed, Delivered: Truth Be Told
as Joe O'Toole
2015
Cloudy with a Chance of Love
as Grant
2014
The Nine Lives of Christmas
as Chief Sam
2014
RecklessTV
as Dec Fortnum (13 episodes)
2014
The M Word
2013
After All These Years
as David
2012
Undercover Bridesmaid
as Mr. Thompson