​From Wikipedia, the free encyclopedia.   Robert Morse (May 18, 1931 – April 20, 2022) was an American actor and singer best known as the star of both the 1961 original Broadway production, for which he won a Tony Award, and the 1967 film adaptation of How to Succeed in Business Without Really Trying, and as Bertram Cooper in the critically acclaimed AMC dramatic series Mad Men (2007–2015). He won his second Tony Award for playing Truman Capote in the 1989 production of the one-man play Tru. He...