James Best, born Jules Guy, is an American actor, director, producer, screenwriter, acting coach and musician.  He has appeared in more than 180 television shows and movies in a career spanning 60 years.  Following his service in the Army, Best performed in small plays and musicals until he was signed to a contract with Universal Pictures.   He guest-starred in numerous westerns, including "Wagon Train" (1957–1965), "The Guns of Will Sonnett" (1967–1969), "Bonanza" (1959–1973) and "Gunsmoke" (1955–1975).  He also guest-starred in many other popular series of the 1960s, including "The Andy Griffith Show" (1960–1968), "Alfred Hitchcock Presents" (1955–1962) and "Twilight Zone" (1959–1964).   He is probably best-known for his recurring role as Sheriff Rosco Coltrane in "The Dukes of Hazzard" (1979–1985).  Best made one appearance in THE RIFLEMAN, portraying Bob Barrett in "The Day a Town Slept" (episode 139).

Lawrence Dobkin was an American television director, actor and television screenwriter whose career spanned seven decades.  Dobkin was a prolific performer during the Golden Age of Radio. His voice was use to narrate the classic western "Broken Arrow" and "The Robe."  Dobkin made four guest appearances in THE RIFLEMAN, portraying different characters in each episode.  He played Juan Argentez in "The Gaucho" (episode 14), General Phil Sheridan in The Sheridan Story" (episode 16), Don Chimera de Laredo in "The Knight Errant" (episode 117), and Ben Judson in "The Day a Town Slept" (episode 139).  Dobkin worked behind the camera on THE RIFLEMAN, with writing credits for "The Actress" (episode 94) and "The Executioner" (episode 142).  He also directed several episodes, including "Tinhorn" (episode 134), "The Jealous Man" (episode 136), "Day of Reckoning" (episode 138), and "The Executioner" (episode 142).  Dobkin later directed several episodes of the Chuck Connors television series "Branded" (1965-1966).  Dobkin's film performances include "Never Fear," "Sweet Smell of Success," and "North by Northwest,"  He announced the landmark television series "Naked City," closing each episode with the statement, "There are eight million stories in the naked city, and this has been one of them."

John Harmon was an American actor who appeared in over 250 roles in film and television from the 1930's through the 1970's.  His early roles were mostly uncredited, but he was cast in a wide variety of genres and played many different kinds of characters.  Harmon appeared in 15 episodes of THE RIFLEMAN as Eddie Halstead Hotel Clerk at the Hotel Madera.  The character of Halstead was first introduced in episode 7, "Duel of Honor."

Joe Higgins was an American actor working primarily in television and commercials from the 1960's through the 1980's.  His acting career began at age nine and while attending the University of Dayton in Ohio, he worked in radio.  He became a prolific character actor who often portrayed a sheriff in commercials, public service announcements and in print ads.  He won the CLIO award on two occasions for his acting in commercials.  His portrayal as a sheriff, "You in a heap o' trouble, boy!," in a series of memorable Dodge car commercials in the 1970's became his iconic signature role.

Higgins appeared in four episodes of THE RIFLEMAN playing different characters, and he played the semi-regular character, Nils Swenson, the Blacksmith, in 16 episodes.  He played recurring roles on other television series in addition to THE RIFLEMAN, including "Arrest and Trial" and later, he co-starred again with Chuck Connors in "Flipper" and "Geronimo."