It's just been announced that actor William Windom, known for his performance as Commodore Matt Decker in the original Star Trek series episode "The Doomsday Machine", died on Thursday, 16 August, 2012. He was 88.

http://www.nytimes.com/2012/08/20/ar...ead-at-88.html

Condolences to his family and friends. RIP Commodore.