Donald Losby

Donald A. Losby, Jr (born May 26, 1951 in San Francisco, California) is an American actor, known primarily for his many character roles in popular television during the 1950s and 1960s in programs such as The Adventures of Ozzie and Harriet, The Andy Griffith Show, The Twilight Zone, Bonanza, Rawhide, Route 66, The Fugitive, Ben Casey, Lassie, My Three Sons, Gunsmoke, Daniel Boone, Blue Light, Lost in Space ("Return from Outer Space"), and The Young Rebels, as well as a small number of movies, typically playing the role of someone's son.

• In 1963, he co-starred in an unsold pilot for a proposed comedy series called Grand Slam, about a sports columnist (played by Murray Hamilton) who can't help getting involved with other people's problems.
• His last acting role was in support of the short-lived 1970 television show The Headmaster, a vehicle for Andy Griffith that also co-starred Jerry Van Dyke.