Robert LeRoy Diamond (August 23, 1943 – May 15, 2019) was an American actor active in the 1950s and 1960s before retiring from the profession and becoming a lawyer.

[1] After Fury ended, Diamond had roles in a variety of other TV productions, such as a guest appearance in 1965 as Evan Hendricks on The Andy Griffith Show, and a recurring role in the final season of The Many Loves of Dobie Gillis as Dobie's cousin "Dunky".

[4] Diamond is still fondly remembered for his brief performance on TV's The Twilight Zone episode "In Praise of Pip", originally airing September 27, 1963.

[1] Diamond attended San Fernando Valley State College, where in addition to studying broadcast journalism, he competed in gymnastics on the rings.

[3][4] Diamond died of cancer at Los Robles Regional Medical Center, Thousand Oaks, California, aged 75, in 2019.