Bilinen Yapımlar
Gavan O'Herlihy
1969
Fotoğraflar
3 fotoğraf
Mark Twain: Beneath the Laughter
1979
Young Clemens
The Healers
1974
Call to Danger
1973
Mechanic
The Memoirs of Sherlock Holmes
1994
John Garrideb / James Winter
İkiz Tepeler
1990
Officer Preston King
Sherlock Holmes
1984
John Garrideb / James Winter
A Rumor of War
1980
Stanton
Sharpe
1993
Cpt. Leroy
Tales from the Crypt
1989
Richard
Lonesome Dove
1989
Dan Suggs
Star Trek: Voyager
1995
Maje Jabin
The Mary Tyler Moore Show
1970
Josh McBride (as Gavin O'Herlihy)
Happy Days
1974
Chuck Cunningham
Jonathan Creek
1997
Hal Drucker
China Beach
1988
Midsomer Murders
1997
George Arlington
The Six Million Dollar Man
1974
Dan
Sharpe's Eagle
1993
Captain Thomas Leroy
Kutsal Kehanet
1988
Airk
The Ghost of Cypress Swamp
1977
Big Bob Landers
We'll Meet Again
1982
Capt Red Burwash
The Bionic Woman
1976
Cover Up
1984
The Secret Adversary
1983
Julius P. Hersheimmer