Michael John McKean (born October 17, 1947) is an American actor, comedian, writer, composer and musician well known for his portrayal of Squiggy's friend, Leonard "Lenny" Kosnowski, on the sitcom Laverne & Shirley; and for his work as David St. Hubbins of Spinal Tap.
McKean provides the voice of Emperor Zing in "Lost in Space"