William Smith
- Irresistible
2020 Hofbrau Bar Fly
- Doses of Horror
2018 Neil Agar ("A Dose of Bee Stings" segment) (archive footage) (uncredited)
- Rock n' Roll Cops Lite
2014 Rinaldi (archive footage)
- The Boneyard Collection
2008 Bill, the First Director (segment "Her Morbid Desires")
- Rapturious
2007 Sheriff
- Fall Guy: The John Stewart Story
2007 Man with Machine Gun
- Voices from the Graves
2006 Lester Jiggs
- Inner Rage
2006 Sam
- Hell to Pay
2005 Emil Brax
- Y.M.I.
2004 Cal
- Killer Story
2004 Monty
- Zombiegeddon
2003 Lord Zombie
- God Has a Rap Sheet
2003 Lucifer
- The Rock 'n Roll Cops
2003 Rinaldi
- Deadly Memories
2002 Sheriff Taggart
- The Vampire Hunters Club
2001 Johnny
- The Erotic Rites of Countess Dracula
2001 Count Dracula
- Justice League
2001 Draaga (voice)
- Conan Unchained: The Making of 'Conan'
2000 Conan's Father (archive footage)
- Vice
2000 Spooky Harlow
- Never Look Back
2000 Lee Clayton
- Wasteland Justice
1999 Moon
- Broken Vessels
1998 Bo
- Blood of His Own
1998
- Heat of Las Vegas
1998 Mario Verelli
- Hollywood Cops
1997 Rinaldi
- The Shooter
1997 Jerry Krants
- Doublecross on Costa's Island
1997 L. E.
- Beyond Belief: Fact or Fiction
1997 Wes Tronker (segment "Devil's Tattoo")
- Neon Signs
1996 Clyde
- Uncle Sam
1996 Major
- The Colony
1996 Theo Maxwell
- Raw Energy
1996 Sam Stompkins
- Nash Bridges
1996 Boris Zarkov
- Big Sister 2000
1995 The Man
- Maverick
1994 Riverboat Poker Player
- Taken Alive
1994 L.E.
- Manosaurus
1994 Sheriff Todd
- Due South
1994 Harold Geiger
- GetEven
1993 Normad
- Legend of The Roller Blade Seven
1993 Pharoah
- Return of the Roller Blade Seven
1993 Pharoah
- Walker, Texas Ranger
1993 Silas Quint
- Feast
1992 Det. George Bordelli
- American Me
1992 Deacon
- The Last Riders
1992 Hammer
- Shadow of the Dragon
1992 Eric Brunner
- Dark Secrets
1992 Robert
- Vinnie & Bobby
1992 Warren Bean
- The Roller Blade Seven
1991 Pharoah
- Cybernator
1991 Colonel Peck
- Spirit of the Eagle
1991 Hatchett
- Kiss and Be Killed
1991 Det. Murdoch
- Merchant of Evil
1991 Victor Fortunetti
- The Final Sanction
1990 Maj. Galashkin
- Empire of Ash III
1990 Lucas
- Instant Karma
1990 Pop
- Forgotten Heroes
1990 General Gregori Zelenkov
- Cartel
1990 Mason
- Emperor of the Bronx
1990 Fitz
- Shades of L.A.
1990
- L.A. Vice
1989 Capt. Joe Wilkes
- East L.A. Warriors
1989 Martelli
- Action U.S.A.
1989 Conover
- Terror in Beverly Hills
1989 President
- Jungle Assault
1989 General Mitchell
- Deadly Breed
1989 Captain
- B.O.R.N.
1989 Dr. Farley
- Slow Burn
1989 Antonio Scarpelli
- Eagle's Law
1988
- Hell Comes to Frogtown
1988 Captain Devlin / Count Sodom
- Memorial Valley Massacre
1988 Gen. Mintz
- Evil Altar
1988 Reed Weller
- Bulletproof
1988 Russian Major
- Maniac Cop
1988 Captain Ripley
- Platoon Leader
1988 Major Flynn
- Red Nights
1988 Phillip
- Supercarrier
1988
- The Phantom Empire
1987 Dr. Chambers
- Moon in Scorpio
1987 Burt
- Commando Squad
1987 Morgan Denny
- Hell on the Battleground
1987 Colonel Meredith
- The Badd One
1987 Badd
- Eye of the Tiger
1986 Blade
- Fever Pitch
1985 Panama Hat
- The Mean Season
1985 Albert O'Shaughnessy
- The Twilight Zone
1985 (segment "Shadow Play")
- Wildside
1985
- Red Dawn
1984 Strelnikov
- The Jerk, Too
1984 Suicide
- Murder, She Wrote
1984 Clyde Thorson
- Airwolf
1984 Steele
- Hunter
1984 Neville Sigerson
- The Master
1984 Alan Kane
- The Outsiders
1983 Store Clerk
- Rumble Fish
1983 Patterson the Cop
- The Yellow Rose
1983
- Masquerade
1983
- The A-Team
1983 Jase Tataro
- Conan the Barbarian
1982 Conan's Father
- Tales of the Apple Dumpling Gang
1982 Monk Hardwick
- T. J. Hooker
1982 R.K. 'Blood' Henderson
- Knight Rider
1982 Harold T. Turner
- Matt Houston
1982 J.D. Harris
- Simon & Simon
1981
- The Fall Guy
1981
- Code Red
1981
- Any Which Way You Can
1980 Jack Wilson
- Fast Company
1979 Lonnie 'Lucky Man' Johnson
- The Frisco Kid
1979 Matt Diggs
- Seven
1979 Drew
- Trapper John, M.D.
1979 Tugwell
- Benson
1979
- Buck Rogers in the 25th Century
1979 The Trebor
- The Rebels
1979 John Waverly
- Blackjack
1978 Andy Mayfield
- Blood & Guts
1978 Dan O'Neil
- Vega$
1978
- Fantasy Island
1978 Wyatt Earp
- Twilight's Last Gleaming
1977 Hoxey
- CHiPs
1977 Stan
- The Oregon Trail
1977
- Logan's Run
1977 Patron / Modok
- Hollywood Man
1976 Writer
- Scorchy
1976 Carl Henrich
- Crackle of Death
1976 Shaman Jim Elkhorn
- City of Angels
1976
- Rich Man, Poor Man - Book II
1976 Falconetti
- Rich Man, Poor Man
1976 Falconetti
- The Ultimate Warrior
1975 Carrot
- Boss Nigger
1975 Stunts
- The Swinging Barmaids
1975 Harry
- Dr. Minx
1975 Gus Dolan
- Win, Place or Steal
1975 Tom
- Death Among Friends
1975 Sheldon Casey
- Bronk
1975
- Black Samson
1974 Johnny Nappa
- The Sex Symbol
1974 Butch Wischnewski
- Policewomen
1974 Karate Instructor
- The Rockford Files: Backlash of the Hunter
1974 Jerry Grimes
- Planet of the Apes
1974 Tolar
- Movin' On
1974
- Kolchak: The Night Stalker
1974 Jim Elkhorn
- Police Woman
1974
- The Six Million Dollar Man
1974 Cmdr. Maxwell
- Invasion of the Bee Girls
1973 Neil Agar
- Sweet Jesus, Preacherman
1973 Martelli
- The Deadly Trackers
1973 Schoolboy
- The Last American Hero
1973 Kyle Kingman
- Prologue to Wounded Knee
1973 Producer
- A Taste of Hell
1973 Jack Lowell
- Police Story
1973 (uncredited)
- Grave of the Vampire
1972 James Eastman
- The Thing with Two Heads
1972 Hysterical Condemned Man (uncredited)
- Hammer
1972 Brenner
- Piranha
1972 Caribe
- The Man Hunter
1972 Clel Bocock
- Search
1972
- Kung Fu
1972 Capt. Luther Staggers
- The Streets of San Francisco
1972 Mickey Sims
- Chrome and Hot Leather
1971 T.J.
- Columbo
1971 Nichols
- Angels Die Hard
1970 Tim
- Darker Than Amber
1970 Terry
- C.C. and Company
1970 Moon
- The Losers
1970 Link Thomas
- Crowhaven Farm
1970 Patrolman Hayes
- Run, Angel, Run!
1969 Angel
- Backtrack!
1969 Texas Ranger Joe Riley (archive footage)
- The Over the Hill Gang
1969 Amos (as Bill Smith)
- Hawaii Five-O
1969 Det. James 'Kimo' Carew
- Three Guns for Texas
1968 Texas Ranger Joe Riley
- The Mod Squad
1968
- Julia
1968
- Here Come the Brides
1968 Kitana
- Ironside
1967
- Custer
1967
- The Guns of Will Sonnett
1967 Deputy Leroy
- The Second Hundred Years
1967 Joe
- Batman
1966 Adonis
- Mission: Impossible
1966 Vincent Sandler
- Felony Squad
1966
- Laredo
1965 Joe Riley
- I Dream of Jeannie
1965 Turk
- Mail Order Bride
1964 Lank
- 36 Hours
1964 Guy (uncredited)
- Daniel Boone
1964 Catoga
- Kraft Suspense Theatre
1963 Deputy Raynor
- Combat!
1962 Richter
- The Virginian
1962 Andy Adams
- Zero One
1962 Jimmy Delaney
- The Alfred Hitchcock Hour
1962 Tommy Lad
- Stoney Burke
1962 Lieutenant Joe Cardiff
- Atlantis: The Lost Continent
1961 Captain of the Guard
- The Asphalt Jungle
1961 Sgt. Danny Keller
- Girls Town
1959 Man (uncredited)
- Never So Few
1959 MP Officer #1
- The Mating Game
1959 Barney
- The Gazebo
1959 Actor Tripping Over Camera (uncredited)
- Ask Any Girl
1959 Young Man (uncredited)
- Mr. Lucky
1959
- The Ed Wynn Show
1958 Dink
- Perry Mason
1957 Andy Witcoe
- Wagon Train
1957 Thomas Lance
- Gunsmoke
1955 Jude Bonner
- Lassie
1954
- The Wonderful World of Disney
1954 Monk Hardwick
- Death Valley Days
1952 Marshall Hendry Brown
- The Boy with Green Hair
1948 Boy (uncredited)
- I Wonder Who's Kissing Her Now
1947 Young Boy (uncredited)
- Gilda
1946 Man (uncredited)
- A Tree Grows in Brooklyn
1945 Boy (uncredited)
- Meet Me in St. Louis
1944 Little Boy (uncredited)
- Going My Way
1944 Choir Member (uncredited)
- The Ghost of Frankenstein
1942 Boy (uncredited)
- The Kill Machine
Director
