From Wikipedia, the free encyclopedia. Kevin Jeffrey Clash (born September 17, 1960) is an American voice actor and puppeteer whose characters include Elmo, Baby Sinclair, Clifford, Splinter and Hoots the Owl. He currently serves as Sesame Street Muppet Captain and co-executive producer. In the fall of 2006, Clash released an autobiography titled My Life as a Furry Red Monster: What Being Elmo Has Taught Me About Life, Love and Laughing Out Loud. Description above from the Wikipedia article Kevin Clash, licensed under CC-BY-SA, full list of contributors on Wikipedia.