Hal K. Dawson was an American actor whose career spanned almost 50 years.  He appeared in more than 250 films and television shows, playing mostly uncredited or small roles.  While appearing in the stage production of "Machinal," which opened on Broadway in 1928, he roomed with Clark Gable, who played the leading role.  Later, when Gable's career flourished, he recommended Dawson for many parts, includinng roles in "Libeled Lady" (1936) and "To Please a Lady" (1950).  Other film credits include "Easy Livin" (1937), "The Great Victor Herbert" (1939), "Song of the Island" (1942), "The Captive City" (1952), "The Glenn Miller Story" (1954), "The Country Girl" (1954), "The Girl Rush" (1955), "Three For the Show" (1955), "Foxfire" (1955), "The Tin Star" (1957), "Loving You" (1957),"The Last Hurrah" (1958), "Cattle Empire" (1958), "Face of a Fugitive" (1959), "The Rat Race" (1960).

Dawson appeared in one episode of THE RIFLEMAN, "Six Days and A Year" (episode 91).  He portrayed Harley Hannabury, a recurring character played by Ian Murray in six other episodes.  Dawson made appearances on many television shows throughout the 1950's, 60's and 70's.

Dawson was a lifelong member of the Masquers Club, and later in life was made an honorary member of the Pioneers of Radio Club.  He made his last television appearance in "What's Happening!!" in 1979 and passed away in 1987.

James Gavin was an American film and television character actor, as well as a stuntman.  He appeared in nearly 60 movies and television shows over a period of two decades beginning in the late 1950s.  Ruggedly built and craggy-faced, he was cast to type in numerous westerns, war and crime dramas.  Among his TV credits, he appeared in the crime dramas "Perry Mason" (1957–1966) and "Ironside" (1967–1975), both starring Raymond Burr, "Dragnet" (1951–1959), starring Jack Webb, and Rod Serling's iconic anthology series, "The Twilight Zone" (1959–1964), and the espionage adventure "Mission: Impossible" (1966–1973), starring Peter Graves.

Gavin made one appearance in THE RIFLEMAN, portraying Lee Marston in "Six Years and a Day" (episode 91).  In addition to THE RIFLEMAN, he guest-starred in many other popular westerns of the 1950s and 60s, including "Cheyenne" (1955–1963), starring Clint Walker, "Gunsmoke" (1955–1975), starring James Arness, "Have Gun – Will Travel" (1957–1963), starring Richard Boone, "Bonanza" (1959–1973), starring Lorne Greene, Dan Blocker, Pernell Roberts Michael Landon, "Maverick" (1957–1962), starring James Garner, "Rawhide" (1959–1966), starring, "Wagon Train" (1957–1965), starring Ward Bond and John McIntire, "Daniel Boone" (1964–1970), starring Fess Parker, and "The Virginian" (1962–1971), starring James Drury and Doug McClure.  Gavin also had a recurring role as Sheriff Madden in "The Big Valley" (1965–1969), starring Barbara Stanwyck and Richard Long.

Regina Gleason is an American television and film actress who has appeared in more than 40 movies and television shows in a career spanning a little over two decades.  She has guest-starred in a variety of television shows, including the nautical action-adventure series "Sea Hunt" (1958–1961), starring Lloyd Bridges, the classic family comedy based on a comic strip "Dennis the Menace" (1959–1963), starring Jay North, and the crime dramas "Highway Patrol" (1955–1959), starring Broderick Crawford, "Perry Mason" (1957–1966) and "Ironside" (1967–1975), both starring Raymond Burr.  Gleason made one appearance in THE RIFLEMAN, portraying Sarah Marston in "Six Years and a Day" (episode 91).  She also guest-starred in other popular westerns of the 1950s and 60s, including "Death Valley Days" (1952–1975), starring Robert Taylor, "Have Gun – Will Travel" (1957–1963), starring Richard Boone, and "Bonanza" (1959–1973), starring Lorne Greene, Dan Blocker, Pernell Roberts and Michael Landon.

Ron Hayes was an American actor who worked primarily in television.  He appeared in more than 70 television shows during his 30-year career.  Born into an acting family, Hayes had a resonant voice, handsome features, and was a natural performer—he never had trouble finding work as an actor.  After graduating from Stanford University with a degree in foreign relations, he served as a Marine during the Korean War, and following his service, he found his true calling in environmentalism, where his acting skills and natural gift for oratory often helped him in his role as a spokesman.  He was involved with the Sierra Club and eventually co-founded his own environmental group, Wilderness World.  In 1970, he was one of the co-founders of Earth Day.

In television, Hayes guest-starred primarily in crime dramas, action-adventure series and westerns.  During the 1950s through the 60s, he made appearances in numerous popular series, including the crime dramas "M Squad" (1957–1960) and "Ironside" (1967–1975), the nautical adventure series "Sea Hunt" (1958–1961), and the short-lived action series "Everglades" (1961), in which he had a starring role as Lincoln Vail.  He continued acting through the 1980s, guest-starring in the action series "Mod Squad" (1968–1973), the long-running family drama "Lassie" (1954–1974), in which he made multiple appearances as Garth Holden, the crime drama "Barnaby Jones" (1973–1980), the drama "Dallas" (1978–1991), in which he had a recurring role as Hank Johnson, and the action series "The A-Team" (1983–1987).  Hayes made one appearance in THE RIFLEMAN, portraying Bruce in "Six Years and a Day" (episode 91).  He appeared in many other popular westerns, including "Gunsmoke" (1955–1975), "Maverick" (1957–1962), "Wanted: Dead or Alive" (1958–1961), "The Deputy" (1959–1961), "Bat Masterson" (1958–1961), in which he had a recurring role as Wyatt Earp, "Rawhide" (1959–1966), "Laramie" (1959–1963), "Bonanza" (1959–1973), and "The Rounders" (1966–1967), in which he had a starring role as Ben Jones .

John Larch was a prolific American radio, film and television actor.  He appeared in nearly 160 movies and television shows in a career spanning more than 35 years.  He had a leading role in the radio serial "Captain Starr of Space" (1953–1954), after which he segued into film and television.  In television, he proved to be a versatile actor, guest-starring in genres ranging from action adverntures to family dramas, including the historical drama "You Are There" (1953–1957), Rod Serling's iconic anthology series, "The Twilight Zone" (1959–1964), the suspense series "Alfred Hitchcock Presents" (1955–1962), the adventure series "Route 66" (1960–1964), the medical dramas "Dr. Kildare" (1961–1966) and "Ben Casey" (1961–1966), the adventure series "The Fugitive" (1963–1967, the espionage thriller "Mission: Impossible" (1966–1973), the action series "Charlie's Angels" (1976–1981), the long-running family drama "Little House on the Prairie" (1974–1983), and the action comedy series "The Dukes of Hazzard" (1979–1985), as well as the crime dramas "Dragnet" (1951–1959), "The Untouchables" (1959–1963), "Police Story" (1973–1977), "The Streets of San Francisco" (1972–1977) and "Ironside" (1967–1975).

Larch played several recurring roles, including Lt. Michaels in the crime drama "The Walter Winchell File" (1957–1958), Deputy DA Jerry Miller in the crime drama "Arrest and Trial" (1963–1964), Gerald Wilson in the Aaron Spelling drama "Dynasty" (1981–1989) and Arlen Ward in the primetime soap opera "Dallas" (1978–1991).  He also had a few significant film roles, including Sgt. McCallum in the suspense drama "Play Misty for Me" (1971), starring Clint Eastwood; the chief in another Clint Eastwood film, "Dirty Harry" (1971), and Father Nuncio in the horror film "The Amityville Horror" (1979), starring James Brolin and Margot Kidder.

Larch made one appearance in THE RIFLEMAN, portraying Jack Cooke in "Six Years and a Day" (episode 91).  He guest-starred in numerous other westerns, including, "Wanted: Dead or Alive" (1958–1961), starring Steve McQueen, "Bat Masterson" (1958–1961), starring Gene Barry, "Bonanza" (1959–1973), starring Lorne Greene, Michael Landon, Dan Blocker and Pernell Roberts, "Have Gun – Will Travel" (1957–1963), starring Richard Boone, "The Deputy" (1959–1961), starring Henry Fonda, "Gunsmoke" (1955–1975), starring James Arness, "Tales of Wells Fargo" (1957–1962), starring Dale Robertson, "Rawhide" (1959–1966), starring Clint Eastwood, and "The Virginian" (1962–1971), starring James Drury.

Ralph Moody was an American actor who appeared in over 50 movies and 100 television shows.  Often cast in Westerns as indians, his many television credits include "The Lone Ranger" (1949 1950), "The Adventures of Rin Tin Tin" (1955–1959), "Dragnet" (1952 1959), "The Texan" (1959), "Have Gun – Will Travel" (1958–1961), "Perry Mason" (1958–1964), "Gunsmoke" (1959–1966), "Dragnet 1967" (1967–1970) and "Bonanza" (1960 1971).

Moody appeared in 12 episodes of THE RIFLEMAN, portraying Jonathan Dodd in "The Visitor" (episode 58), Roy Merrick in "The Spoiler" (episode 61), and Eban Muchen in "The Hangman" (episode 76).  Moody also played the recurring character of Doc Burrage in nine episodes, including "Six Years and a Day" (episode 91), "The Actress" (episode 94), "Dark Day at North Fork" (episode 100), "The Mescalero Curse" (episode 106), "Man From Salinas" (episode 130), "Quiet Night, Deadly Night" (episode 146), "Mark's Rifle" (episode 150), "Conflict" (episode 155), "Requiem at Mission Springs" (episode 164).