Robert Morse
Robert Alan Morse (May 18, 1931 – April 20, 2022) was an American actor and singer. He was known for his role in the musical and movie of How to Succeed in Business Without Really Trying. He was also known for his role as Bertram Cooper in Mad Men. He won a Drama Desk Award, two Tony Awards, a Screen Actors Guild Award, and an Emmy Award. He also played Dominick Dunne in The People v. O. J. Simpson: American Crime Story (2016).