Gary Lockwood
- Unbelievable!!!!!
2020 Gary
- Night of the Scarecrow
1995 William
- Terror in Paradise
1993 Major Douglas
- The Wild Pair
1987 Capt. Kramer
- The Return of the Six-Million-Dollar Man and the Bionic Woman
1987 John Praiser
- Half Nelson
1985
- MacGyver
1985 Grant
- Murder, She Wrote
1984 Sam Mercer
- Cover Up
1984
- Finder of Lost Loves
1984 Stan Gallagher
- Survival Zone
1983 Ben
- Emergency Room
1983 Dr. David Becker
- Hotel
1982 Ben Stone
- Matt Houston
1982 Dr. Owen Denny
- T. J. Hooker
1982 DEA Agent Twill
- The Girl, the Gold Watch & Dynamite
1981 Sheriff Earl Baker
- Simon & Simon
1981
- Top of the Hill
1980 Dave Cully
- The Incredible Journey of Doctor Meg Laurel
1979 Harley Moon
- Hart to Hart
1979
- The Ghost of Flight 401
1978 Jordan Evanhower
- Vega$
1978
- Bad Georgia Road
1977 Leroy Hastings
- Kit Carson and the Mountain Men
1977 Bret Haskell
- Hunter
1977 John DeLacey
- Project: Kill
1976 Frank Lassiter
- The Quest: The Longest Drive
1976 Walter Lucas
- The Bionic Woman
1976
- Charlie's Angels
1976 Claude
- Starsky & Hutch
1975
- The Blue Knight
1975
- Manhunter
1974 Frank Clinger
- The Six Million Dollar Man
1974 John Hopper
- Police Story
1973
- Barnaby Jones
1973 Howard Lee
- Stand Up and Be Counted
1972 Eliot Travis
- Banacek
1972 Owen Russell
- The Streets of San Francisco
1972 Charley Belasco
- Earth II
1971 David Seville
- Cannon
1971
- R.P.M.
1970 Rossiter
- Night Gallery
1970 James Figg
- The Young Rebels
1970
- Model Shop
1969 George Matthews
- Hawaii Five-O
1969 Kelsey
- Medical Center
1969 Dr. Carl Webson
- Love, American Style
1969 Ernie
- 2001: A Space Odyssey
1968 Dr. Frank Poole
- Firecreek
1968 Earl
- They Came to Rob Las Vegas
1968 Tony Ferris
- Star Trek
1966 Lt. Cmdr. Gary Mitchell
- Mission: Impossible
1966 Nicholas Varsi
- The F.B.I.
1965 Ben Sillman
- The Legend of Jesse James
1965 Clint Bethard
- It Happened at the World's Fair
1963 Danny Burke
- Kraft Suspense Theatre
1963 Frank Connery
- The Lieutenant
1963 Lt. William 'Bill' Rice
- The Magic Sword
1962 Sir George
- Combat!
1962 Sgt. Meider
- Wild in the Country
1961 Cliff Macy
- Splendor in the Grass
1961 Allen 'Toots' Tuttle
- Follow the Sun
1961
- Bus Stop
1961 Bo
- Tall Story
1960 Russian basketball player
- Warlock
1959 Gang Member (uncredited)
- Perry Mason
1957 Davey Carroll
- Gunsmoke
1955 Jim Stark
- Summer Playhouse
1954
