This actor played The Clown, a virtual representation of fear who tormented hibernating survivors of a planet, in the VOY episode "The Thaw". He and his wife, Annette O'Toole, were nominated for an Oscar for writing the song "A Kiss at the End of the Rainbow" for the film A Mighty Wind; one of the many collaborations he has had with Christopher Guest. He played Mr. Green in the cult classic Clue, and Lenny on the series Laverne & Shirley. Identify this actor, the winner of the 2010 Celebrity Tournament on Jeopardy!, best known for playing singer David St. Hubbins in the cult classic This is Spinal Tap.
Michael McKean