6x4 Index card signed in black ballpoint ink by Don Diamond. In great condition. Donald Alan Diamond (June 4, 1921 – June 19, 2011) was an American radio, film, and television actorwho portrayed "Crazy Cat", the sidekick and heir apparent to Chief Wild Eagle on the popular 1960s television sitcom, F Troop (1965–1967). He also co-starred as "El Toro", the sidekick of Bill Williams' main character of Kit Carson in 105 episodes of the popular early television series, The Adventures of Kit Carson, from 1951 to 1955.