Goriddle Gorilla (1 episode)
Jim Hensons Muppets
Conman, Himself / Hoots the Owl
Self - Featured Puppeteer
Elmo (voice) / Clifford (voice)
Gruenak (voice) / Various Characters (puppet) (7 episodes)
Various Characters (puppet) (3 episodes)
Bumblypants / Lyle
Sesame Street Character (voice)
Elmo (voice)
Director
Elmo
Director
Producer
Elmo (voice) (1 episode)
Elmo (Elmo as the Red Rabbit) (voice)
Director
Elmo (voice)
i-SAM / Elmo (voice)
Elmo (voice)
Clifford / Mulch / Black Dog (voice)
Elmo (voice)
Self (2 episodes)
Self - Guest (1 episode)
Elmo (voice)
Director
Elmo
Co-Producer
Elmo (voice) (1 episode)
Elmo (voice) / Backup Monster (puppeteer) / Performer - "The Pasta Song"
Director
Sam Eagle (voice)
Elmo / Wolf (voice)
Benny Rabbit / Elmo / Frosty Four Singer (voice)
Co-Producer
Elmo / Pestie / Grouch Jailer / Grouch Cab Driver (voice)
Co-Producer
Clifford (voice)
Elmo (voice)
Elmo (voice)
Announcer / Frog (voice)
Elmo (voice)
Elmo (voice)
Elmo (voice) (1 episode)
Clifford / Mulch / Bad Polly / Craniac (22 episodes)
Bad Polly / Black Dog / Spa'am / Chicken / Miss Piggy (assistant) / Fozzie Bear (assistant) / Sam the Eagle (assistant) / Animal (assistant) / Walleyed Pike / Monkey / Pirate / Real Old Tom (voice)
Father Mouse (voice)
Baby (voice)
Clifford / Billy Bunny / P.J. / Leon (voice)
Elmo / Baby Natasha / Hoots the Owl (voice)
Eliot Shag (voice) (31 episodes)
Elmo (voice) (1 episode)
Creative Consultant
Baby Sinclair (voice) (65 episodes)
Clifford / Alligator (voice)
Splinter (voice)
Caiman / Nick (voice)
Ace Yu (voice)
P.J. / Be-Bop (voice)
P.J. / Luncheon Counter Monster (voice)
Associate Producer
The Four Guards / Firey 1 / Ambrosius (voice)
Father / Be-Bop (voice)
Baby Natasha (2744 episodes)
Hoots the Owl (2744 episodes)
Elmo/Hoots the Owl/Baby Natasha (voice) (3152 episodes)
Clementine (2744 episodes)
Producer (2775 episodes)