Desi Arnaz was a Cuban-born American actor, musician, and television producer who became a household name in the United States. He is best remembered for his role as Ricky Ricardo on the classic sitcom I Love Lucy, which he co-starred in with his then-wife, Lucille Ball. Behind the scenes, Arnaz was a shrewd businessman and television pioneer, co-founding Desilu Productions with Ball. Through Desilu, he helped develop and produce other successful shows like The Untouchables and Star Trek, leaving a lasting legacy on the television industry.