Credits / 112
- Predator 1987 Actor
- Angels Die Hard 1970 Actor
- Espíritu de Águila 1970 Actor
- La Bestia Interna 1982 Actor
- The Legend of Hillbilly John 1972 Actor
- Passion & Poetry: The Ballad of Sam Peckinpah 2005 Actor
- Bulletproof 1988 Actor
- The Long Dark Night 1977 Actor
- El Dorado 1967 Actor
- Dick Tracy 1990 Actor
- Garden of Eden 1954 Actor
- Matlock: The Hunting Party 1989 Actor
- The Fugitive Kind 1960 Actor
- Crazy Joe 1994 Actor
- Warlock: The Armageddon 1993 Actor
- The Great White Hope 1970 Actor
- No Name on the Bullet 1959 Actor
- Raggedy Man 1981 Actor
- Payback 1994 Actor
- U.S. Marshal 1958 Guest Star
- Lassie Collection 1963 Actor
- Heaven Can Wait 1978 Actor
- The Twilight Zone 1959 Actor
- Quantum Leap 1989 Guest Star
- The Andy Griffith Show 1960 Guest Star
- Beauty and the Beast 1987 Guest Star
- Charlie's Angels 1976 Guest Star
- The Dukes of Hazzard 1979 Guest Star
- Friday the 13th: The Series 1987 Guest Star
- Starsky and Hutch 1975 Guest Star
- Bonanza 1959 Guest Star
- Walker, Texas Ranger 1993 Guest Star
- Perry Mason 1957 Guest Star
- Alias Smith and Jones 1971 Guest Star
- Alfred Hitchcock Presents 1955 Actor
- The Fugitive 1963 Guest Star
- Matlock 1986 Guest Star
- Millennium 1996 Guest Star
- Gunsmoke 1955 Guest Star
- Lassie 1954 Guest Star
- Fantasy Island 1978 Guest Star
- My Name Is Nobody 1973 Actor
- The Ballad of Cable Hogue 1970 Actor
- Purgatory 1999 Actor
- Where the Buffalo Roam 1980 Actor
- J.W. Coop 1971 Actor
- The Sixth Sense 1972 Guest Star
- Race With the Devil 1975 Actor
- Pat Garrett and Billy the Kid 1973 Actor
- Alfred Hitchcock Hour 1962 Actor
- Bat Masterson 1958 Guest Star
- The Great Northfield Minnesota Raid 1972 Actor
- White Line Fever 1975 Actor
- Bronco 1958 Guest Star
- The Shadow Riders 1982 Actor
- Cannon 1971 Guest Star
- Cheyenne 1955 Guest Star
- Cimarron Strip 1967 Guest Star
- Major Dundee 1965 Actor
- Daniel Boone 1964 Guest Star
- Death Valley Days 1952 Actor
- The McMasters 1970 Actor
- Steel 1980 Actor
- Reflections of Murder 1974 Actor
- Never Love a Stranger 1958 Actor
- Devil Dog: The Hound of Hell 1978 Actor
- The Felony Squad 1966 Guest Star
- Manhunter 1974 Actor
- The Century Turns 1972 Actor
- The Pursuit of D.B. Cooper 1981 Actor
- The Guns of Will Sonnett 1967 Guest Star
- Evilspeak 1982 Actor
- Have Gun -- Will Travel 1957 Guest Star
- Dixie Dynamite 1976 Actor
- Here Come the Brides 1968 Guest Star
- The High Chaparral 1967 Guest Star
- Ride the High Country 1962 Actor
- The Time Machine 1978 Actor
- Justin Morgan Had a Horse 1972 Actor
- Laramie 1959 Actor
- Laramie 1959 Guest Star
- Ten Who Dared 1960 Actor
- From Hell to Texas 1958 Actor
- Mr. Lucky 1959 Guest Star
- Kingston: The Power Play 1976 Actor
- Rawhide 1959 Guest Star
- Jocks 1987 Actor
- The Beast Within 1982 Actor
- Sugarfoot 1957 Guest Star
- Surfside 6 1960 Guest Star
- The Tall Man 1960 Guest Star
- The Big Valley 1965 Guest Star
- The Doris Day Show 1968 Guest Star
- Boss 1975 Actor
- The Rifleman 1958 Guest Star
- Trapper County War 1989 Actor
- Trapper John, M.D. 1979 Guest Star
- Ghetto Blaster 1989 Actor
- Wagon Train 1957 Guest Star
- Le Justicier 1974 Actor
- Stay Hungry 1976 Actor
- The Sin 1979 Actor
- Odio en el Alma 1995 Actor
- Hammett 1982 Actor
- Lone Wolf McQuade 1983 Actor
- Children of the Corn 1984 Actor
- The Waking 2001 Actor
- White Lightning 1973 Actor
- The Best of Times 1986 Actor
- The Car 1977 Actor
- Pistolero Del Atardecer 1962 Actor
- Hec Ramsey 1972 Actor
Awards
No Awards available for R. Armstrong