
Avalon, California, USA
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.

as Danny Valentine

as Nathan Speer
1999

as Roland Ebbakey
2003

as Danny Valentine
2009

as Phillip Buckley
2018

as Paul Norris
2003

as Ted Lomax
2006

as Self - Co-Host
1961

as Bennett Brooks
2009

as Michael Sharpe
1981

as Lt. Tony Baker
1972

as Ron Hanson
2010

as Dr. Randolf Kilner
2000
2022

as Joe O'Toole
2025

as Joe O'Toole
2024

2022

as Chief Sam
2021

as Joe O’Toole
2021

as Pete
2021

as Dr. Bradley
2020

as Hank Hart
2019

as Joe O'Toole
2018

as Joe O'Toole
2017

as Doctor Gallagher
2017

as Joe O’Toole
2017

as Tom Baker
2016

as Joe O’Toole
2016

as Joe O'Toole
2016

as Joe O'Toole
2015

as Grant
2015

as Chief Sam
2014

2014

as David
2013

as Mr. Thompson
2012

2010

as Carl
2009

as Oliver Caldwell
2009
as Danny Valentine
1 ep.

as Nathan Speer
1 episodes

as Roland Ebbakey
1 episodes

as Danny Valentine
1 episodes

as Phillip Buckley
7 episodes

as Paul Norris
12 episodes

as Ted Lomax
1 episodes

as Self - Co-Host
1 episodes

as Bennett Brooks
1 episodes

as Michael Sharpe
22 episodes

as Lt. Tony Baker
1 episodes

as Ron Hanson
6 episodes

as Dr. Randolf Kilner
4 episodes

as Tom Gillette
4 episodes

as Pete Taylor
1 episodes

as Dave
1 episodes

as Dr. Cameron Fischer
1 episodes

as Dr. Larry Chambers
1 episodes

as Dan
2 episodes

as Brandon Tharpe
1 episodes

as George Alonzo 'Gonzo' Gates
151 episodes

as Thomas O'Brien
15 episodes

as Dean
5 episodes

as Nick Stanton
5 episodes

as Conky 2000 (voice) / Knucklehead (voice)
13 episodes