Lee Farr was an American actor who primarily worked in television.  During his 20 years as an actor, Farr appeared in a few movies and over 30 television shows, including several episodes of "Perry Mason" (1957–1966).  Farr made two appearances on THE RIFLEMAN, playing Sam Montgomery in "Home Ranch" (episode 2) and Carl Avery in "A Friend in Need" (episode 123).  In addition to THE RIFLEMAN, Farr also acted in the westerns "Lawman" (1958–1962), "The Restless Gun" (1957–1959) and "Bonanza" (1959–1973).

Rodolfo Hoyos, Jr., was a prolific Mexican actor who worked primarily in television.  He appeared in 170 movies and television shows during a career spanning nearly 40 years.  He had a few film roles, including Capt. Ortega in the thriller "Seven Days in May" (1964), starring Burt Lancaster, Kirk Douglas, Fredric March and Ava Gardner; and a minor part in the romantic drama "Gilda" (1946), starring Rita Hayworth and Glenn Ford.

Hoyos starred in the short-lived comedy series "Viva Valdez" (1976), portraying Luis Valdez.  He guest-starred in many popular television shows of the 1950s through the 70s, including the classic family sitcom "I Love Lucy" (1951–1957), the Disney adventure series "Zorro" (1957–1959), the adventure series "Sea Hunt" (1958–1961), Rod Serling's iconic anthology series "The Twilight Zone" (1959–1964), the private detective series "77 Sunset Strip" (1958–1964), the medical drama "Dr. Kildare" (1961–1966), the western action adventure series "The Wild Wild West" (1965–1969), the legal drama "Perry Mason" (1957–1966), the adventure drama "The Fugitive" (1963–1967), the espionage thrillers "The Man from U.N.C.L.E." (1964–1968) and "Mission Impossible" (1966–1973), the adventure drama "It Takes a Thief" (1968–1970), the police drama "Adam-12" (1968–1975) and the anthology series "Walt Disney's Wonderful World of Color" (1954–1990).

Hoyos made two appearances in THE RIFLEMAN, portraying Pablo in "Home Ranch" (episode 2) and Luis in "The Prodigal" (episode 71).  He guest-starred in many other westerns, including "The Cisco Kid" (1950–1956), starring Duncan Renaldo and Leo Carillo; "Maverick" (1957–1962), starring Jack Kelly and James Garner; "Zane Grey Theater" (1956–1961), starring Dick Powell; "Wanted: Dead or Alive" (1958–1961), starring Steve McQueen; "The Life and Legend of Wyatt Earp" (1955–1961), starring Hugh O'Brian; "Death Valley Days" (1952–1975), hosted by Robert Taylor; "Bonanza" (1959–1973), starring Lorne Greene, Michael Landon, Dan Blocker and Pernell Roberts; and "Gunsmoke" (1955–1975), starring James Arness.

Donald "Don" Kennedy is an American actor who has worked primarily in radio and television.  He has appeared in 100 movies and television shows during his 60-year career, beginning as a radio announcer during the 1940s.  He was a contributor to NBC's "Monitor" radio show in the 50s, developing several characters.  He currently hosts "Big Band Jump," an internationally syndicated radio show devoted to music from the Big Band era.  Kennedy has received various honors for his work, including the Silver Circle Award, two Emmy awards, and awards from Pioneer Broadcaster and Georgia Broadcaster's Hall of Fame.

Kennedy's few film roles include Dan in "Spring Affair" (1960), starring C. Lindsay Workman, Merry Anders and Yvonne White; Charlie Tucker in "Hud" (1963), starring Paul Newman; a lineman in "The Stunt Man" (1980), starring Peter O'Toole and Barbara Hershey.  He guest-starred in many popular television shows, including the action series "Highway Patrol" (1955–1959), the crime dramas "M Squad" (1957–1960) and "Perry Mason" (1957–1966), and the adventure series "The Fugitive" (1963–1967).  He also had a recurring role, providing the voice for Tansut, in the animated sci-fi series "Space Ghost Coast to Coast" (1994–2004).

Kennedy made two appearances in THE RIFLEMAN, portraying Clyde in "Home Ranch" (episode 2) and Ed the stagecoach driver in "Legacy" (episode 51).  He guest-starred in many other westerns of the 1950s and 60s, including "Hopalong Cassidy" (1952–1954), "Death Valley Days" (1952–1975), "Annie Oakley" (1954–1956), "My Friend Flicka" (1955–1958), "Zane Grey Theater" (1956–1961), "The Restless Gun" (1957–1959), "Bat Masterson" (1958–1961), "The Life and Legend of Wyatt Earp" (1955–1961), "Wanted: Dead or Alive" (1958–1961), "The Deputy" (1959–1961), "Maverick" (1957–1962), "Tales of Wells Fargo" (1957–1962), "Laramie" (1959–1963), "Bonanza" (1959–1973), "The Virginian" (1962–1971), and "Rawhide" (1959–1966).

Steve Rowland, born Stephen Jacob Rowland, is an American television and film actor, in addition to being a singer, columnist and record producer.  During the 1960s, Rowland relocated to London, where he produced 13 Top Ten hits for Dave, Dee, Dozy, Beaky, Mick & Tich.  He also produced hits for P.J. Proby and The Pretty Things.  He received a gold album and an award from the American Society of Composers, Authors and Publishers during the 1970s.  While serving as the creative manager for Ariola Records, Rowland discovered and signed The Cure and the Thompson Twins, in addition to handling Boney M and Japan.

Rowland had several film roles, including an uncredited role in the romantic western "The Moonlighter" (1953), starring Barbara Stanwyck and Fred MacMurray; Glasses in the crime drama "Crime in the Streets" (1956), starring John Cassavetes, Sal Mineo and James Whitmore; and Eddy in the war drama "Battle of the Bulge" (1965), starring Henry Fonda, Robert Shaw, Robert Ryan and Dana Andrews.  Outside of film, Rowland has appeared almost exclusively in westerns, including having a recurring role as Phin Clanton in "The Life and Legend of Wyatt Earp" (1955–1961), starring Hugh O'Brian.  Rowland made two appearances in THE RIFLEMAN, portraying Billy Lehi in "Home Ranch" (episode 2) and Buddy Link in "The Coward" (episode 53).  He guest-starred in several other westerns, including "Hopalong Cassidy" (1952–1954), starring William Boyd; "Tales of Wells Fargo" (1957–1962), starring Dale Robertson; "Wagon Train" (1957–1965), starring John McIntyre and Ward Bond; "Wanted: Dead or Alive" (1958–1961), starring Steve McQueen; and "Bonanza" (1959–1973), starring Lorne Greene, Michael Landon, Dan Blocker and Pernell Roberts.

Harold J. Stone was an American film and television character actor.  Born Harold Hochstein to a Jewish acting family, he began his career on Broadway in 1939.  He made his motion picture debut in the Alan Ladd film, "The Blue Dahlia" (1946). He went to work in small but memorable roles in films that included "The Harder They Fall" (1956) with Humphrey Bogart, Alfred Hitchcock's "The Wrong Man" (1956), "Somebody Up There Likes Me" (1956), "Spartacus" (1960), "Girl Happy" (1965) and the gangster epic, "The St. Valentine's Day Massacre" (1967), in which he played Chicago mobster Frank Nitti.

Stone became a recognizable face to television viewers, appearing in many police dramas, including "77 Sunset Strip" (1958), "Naked City" (1958), "The Untouchables" (1959), "Mannix" (1967), "Mission: Impossible" (1966), "The Rockford Files" (1974) and "Kojak" (1973). and having made more than 150 guest appearances on numerous television shows that included "I Spy" (1967), "The Barbara Stanwyck Show" (1961), "Griff" (1973), "The Untouchables" (1960–1963), "The Twilight Zone" (1961), "Hogan's Heroes" (1968–1971), and "Get Smart" (1966).  He had a recurring role in the short-lived series "Bridget Loves Bernie" (1972–1973), starring Meredith Baxter and David Birney.  Stone also appeared in three episodes of THE RIFLEMAN, playing Oat Jackford in "Home Ranch" (episode 2), Ben Stark in "Trail of Hate" (episode 77) and the Marshal in "The Bullet" (163).

In the 1960s and 70s, while still working in television, Stone returned to the stage, directing several off-Broadway and off-off-Broadway productions, including "Ernest in Love" and "Charley's Aunt."