PersonMartin P. Robinson10 credits in the catalogue — acting.ActingSesame Street1970Puppet PerformerSesame Street1970Buster the HorseSesame Street1970Donald GrumpSesame Street1970Fluffy the ElephantSesame Street1970Slimey the WormSesame Street1970Aloysius SnuffleupagusSesame Street1970Telly MonsterSesame Street1970Thomas TwiddlebugSesame Street1970The MartainsBeing Elmo: A Puppeteer's Journey2011Self