Richard "Dick" Gautier (October 30, 1931-January 13th 2017) was an American actor, comedian, composer, singer, author and voice actor. On-screen, he may be best known as Hymie from the Get Smart TV series. He has performed several voice-over roles in animation, including Serpentor in the G.I. Joe series, and the Sogmaster from the Cap'n Crunch commercials.
That was awesome.