Dick Maitland
From Muppet Wiki
Dick Maitland is a sound effects/foley artist who has worked on Sesame Street and its various spin-off specials since 1969. When Maria first gave birth to Gabi on Sesame Street, Maitland's newborn son was used for the initial episode.[1] Maitland has won eleven Emmy Awards for his work. Mr. Maitland is also the squeaky voice of Oscar's pet Slimey, operated by Marty Robinson.
Along with Barbara Wood, Roy Carsh, Al James, Bernard Fambrough and others he also provided the sound design for The Muppet Show: Sex and Violence and Emmet Otter's Jug-Band Christmas.
Maitland, who provides many of his effects manually, also supplied sound effects for such series as The Electric Company, 3-2-1 Contact, Maya and Miguel, Nick Jr. show Wonder Pets and Third and Bird. Mr. Maitland is also a live "sweetener" whose credits include Macy's Thanksgiving Day Parade, Grammy Awards, A Capitol Fourth, Christmas in Wasington and Fashion Rocks.
