Martin P. Robinson Actor or Actress (13) Law & Order: Organized Crime (2021) Helpsters (2019) Being Elmo: A Puppeteer's Journey (2011) A Muppets Christmas: Letters to Santa (2008) The Adventures of Elmo in Grouchland (1999) Cinderelmo (1999) Elmo Saves Christmas (1996) The Tale of the Bunny Picnic (1986) Sesame Street Presents: Follow That Bird (1985) The Muppets Take Manhattan (1984) Spitting Image (1984) Don't Eat the Pictures: Sesame Street at the Metropolitan Museum of Art (1983) Big Bird in China (1983)