Mark Mander. Actor: Muppets Most Wanted. Mark Mander is known for Muppets Most Wanted (2014), Ashes to Ashes (2008) and TV Burp (2001). Mark Mander was an additional UK Muppet performer on Muppets Most Wanted (where he played a baby), having previously served as an additional puppeteer for the second season of Mopatop's Shop. He also worked as an additional puppeteer on The Dark Crystal: Age of Resistance.