Donald Alan Diamond (June 4, 1921 – June 19, 2011) was an American radio, film, and television actor who portrayed "Crazy Cat", the sidekick and heir apparent to Chief Wild Eagle on the popular 1960s television sitcom, F Troop (1965–1967).

Benjamin Diamond served in the United States Army in World War I and then became a prosperous clothing merchant.

[citation needed] He played El Toro in The Adventures of Kit Carson[2] syndicated television series (1951–1955).

Diamond also played Corporal Reyes on the Walt Disney television series Zorro and Crazy Cat on F Troop.

[4] Diamond died due to heart failure in Los Angeles, California, on June 19, 2011, at age 90.