Sesame Street (TV Series) as
Uncle Wally / Cousin Henry Heartstrong (Uncle Wally) / Mr. Throckbottom
- Slimey Returns from the Moon to Sesame Street (1998) - Uncle Wally
- Granny Bird Might Visit Sesame Street (1996) - Uncle Wally
- Big Bird Goes Fishing with Kids for Wolfgang (1996) - Uncle Wally
- The Grand High Triangle Lover's success story (1992) - Uncle Wally
- An African Lullaby by Lillian (1992) - Uncle Wally
- Alice Needs to Take a Nap (1992) - Uncle Wally
- Elmo's Nespaper Covers Prairie Dawn's Birthday (1992) - Uncle Wally
- Ruby and Tatyana Imagine Growing Up (1991) - Uncle Wally / Mr. Throckbottom
- Montana Day 5: Francis' Ceremony (1991) - Uncle Wally
- Big Bird goes to Frances' house (1991) - Uncle Wally
- Floyd the Fluter-tooter needs a new home (1991) - Uncle Wally
- La Grouchiata (1991) - Uncle Wally
- Elmo and the Beanstalk (1991) - Uncle Wally
- Remembering times of sadness (1991) - Uncle Wally
- The Count counts at day care (1990) - Uncle Wally
- Telly's Furcut (1990) - Uncle Wally
- Grouch Appreciation Day (1990) - Uncle Wally
- 2745 (1990) - Uncle Wally
- Another Day at the Library (1990) - Uncle Wally
- What will Gina do when she graduates high school? (1990) - Uncle Wally
- Oscar tries proving Gabi is a Grouch (1990) - Uncle Wally
- Ruby and Tatyana Hang Out (1990) - Uncle Wally
- Irvine at Daycare (1990) - Uncle Wally
- Athena won't go to sleep (1990) - Uncle Wally
- Big Bird's Toy Car (1990) - Uncle Wally
- Finding someone to watch Preposterous (1990) - Uncle Wally
- Telly plays with an empty carton/Mr. Johnson's Dilemma (1990) - Uncle Wally
- Snuffy and Hiroshi read a looping book (1990) - Uncle Wally
- Fire at 123, part 2 (1990) - Uncle Wally
- Fire at 123, part 1 (1990) - Uncle Wally
- The Golden Cabbage of Snufertiti (1990) - Uncle Wally
- Fluter-tooters, Pancakes, Flying, and More (1990) - Uncle Wally
- Telly's old tuba (1990) - Uncle Wally
- Another day with Bob and Friends (1989) - Uncle Wally
- Ruby Experiments with Eyes (1989) - Uncle Wally
- Maria and Luis Find a Babysitter (1989) - Uncle Wally
- Did Gabi Say Oscar? (1989) - Uncle Wally
- Irvine has the grouch flu (1989) - Uncle Wally
- Oscar and Grundgetta Spend the Day with Gordon (1989) - Uncle Wally
- Gina Writes in Her Journal (1989) - Uncle Wally
- Hatching an Egg (1989) - Uncle Wally
- Snuffleupagus picnic in Central Park (1989) - Uncle Wally
- Oscar cooperates (1989) - Uncle Wally
- David's peanut butter (1989) - Uncle Wally
- Big Bird's Sesame Street map (1989) - Uncle Wally
- Maria and Luis prepare to go on their honeymoon (1988) - Uncle Wally
- Maria and Luis get married (1988) - Uncle Wally
- Maria and Luis Get Engaged (1988) - Uncle Wally
- A visit from Little Jerry and the Monotones (1988) - Uncle Wally
- The Count gives up counting (1988) - Uncle Wally
- Introducing Snuffy's sister Alice (1988) - Uncle Wally (credit only)
- Jay Leno visits/Luis Sends Emails to Linda (1988) - Uncle Wally
- Maria and Luis in Love (1988) - Uncle Wally
- Planet Zingo (1988) - Uncle Wally
- Miss Blechman Visits with Oscar the Grouch (1987) - Uncle Wally
- Gordon brings Elmo and Miles to the zoo (1987) - Uncle Wally
- Big Bird runs (1987) - Uncle Wally
- A Day with the Two-Headed Monster (1987) - Uncle Wally
- Elmo Hangs Out with Luis Dr. Nobel Price Invents Something Original (1986) - Cousin Henry Heartstrong (Uncle Wally)
- Another Cold Day on Sesame Street (1986) - Uncle Wally
- Miles' First Birthday (1986) - Uncle Wally
- Elmo does magic; a blackout happens (1986) - Uncle Wally
- Wynton Marsalis Visits (1986) - Uncle Wally
- Uncle Wally recalls his sailor days (1986) - Uncle Wally
- Forgetful Jones loses his numbers (1986) - Uncle Wally
- Snuffy finally meets Big Bird's friends (1985) - Uncle Wally
- Oscar and His Grouchketeers (1985) - Uncle Wally
- Blackout on Sesame Street (1985) - Uncle Wally
- Uncle Wally and Bob (1985) - Uncle Wally
- Big Bird counts backwards (1985) - Uncle Wally
- Don Music is Flabbergasted (1985) - Uncle Wally
- Computers, Teeth, and More (1985) - Uncle Wally
- A Day with The Count (1985) - Uncle Wally
- Snuffy's Puppet, Gus (1984) - Uncle Wally