Acting

2024		Inside Out 2 as Mind Cop Frank (voice)
2024		Jim Henson Idea Man as Self

2023

(10 episodes) as Zoot (voice)

2022		Jerry Nelson: A Celebratory Birthday Animatic as Zoot (voice) / Boober (voice) / Gonzo (voice) / others (voice)
2022		Fraggle Rock: Back to the Rock (27 episodes) as Boober Fraggle (voice)

2021		Dear Earth as Zoot (voice)
2021		Muppets Haunted Mansion as Gonzo / Bunsen / Zoot / Beauregard / Waldorf / Chip / Randy Pig

2020		Muppets Now (6 episodes) as Dr. Bunsen Honeydew
2020		Muppet Guys Talking: A Special Conversation to Honor Jim Henson as Himself
2020		The Disney Family Singalong - Volume II as The Muppets Puppeteer
2020		Prop Culture (1 episode) as Himself
2020		Fraggle Rock: Rock On! (6 episodes) as Boober Fraggle / Travelling Matt (voice)

2019

(3 episodes) as Baffi (voice) / Baffi (puppet)

2018		The Muppets Take The O2 as The Great Gonzo / Dr. Bunsen Honeydew / Zoot / Waldorf / Beauregard / Chip / Himself (voice)
2018		Seth Rogen's Hilarity for Charity as Gonzo/Waldorf (voice)

2017

as Himself

2015		The Muppets (16 episodes) as The Great Gonzo / Waldorf / Zoot (voice)
2015		Inside Out as Subconscious Guard Frank (voice)
2015		Muppet Moments (41 episodes) as The Great Gonzo

2014

as The Great Gonzo, Dr. Bunsen Honeydew, Zoot, Beauregard, Waldorf

2013

as The Great Gonzo, Dr. Bunsen Honeydew, Waldorf, Zoot (voice)

2012		The Muppets All-Star Comedy Gala as Gonzo / Waldorf / Beauregard (voice)
2012		The Secret Policeman's Ball as Waldorf (voice)

2011		Disney Parks Christmas Day Parade as Waldorf (voice)
2011		The Muppets as Gonzo / Honeydew / Zoot / Beauregard / Waldorf (voice)

2009		Jim Henson's Tales from Muppetland
2009		The Great Debate (6 episodes)

2008		A Muppets Christmas: Letters to Santa as The Great Gonzo / Waldorf / Dr. Bunsen Honeydew / Zoot (voice)
2008		Studio DC: Almost Live (2 episodes) as Gonzo the Great, Zoot, Waldorf, Dr. Bunsen Honeydew, Pancake the Water Buffalo
2008		The Muppets: Classical Chicken as The Great Gonzo
2008		The Muppets: Stars & Stripes FOREVER! as Waldorf
2008		The Muppets - Studio DC - Almost Live as Gonzo / Waldorf (voice)

2007		Journey Through the Labyrinth as Self
2007		Reflections of 'The Dark Crystal' as Himself

2006

as Self

2005		The Muppets' Wizard of Oz as Tin Thing / Kalidah Critic #2 / Dr. Bunsen Honeydew / Zoot
2005		Fraggle Rock: Live by the Rule of the Rock as Boober Fraggle / Philo / Uncle Travelling Matt (voice)
2005		Fraggle Rock: Dance Your Cares Away as Boober Fraggle (voice)

2004

as Gonzo / Waldorf ("Keep Fishin")

2002		It's a Very Merry Muppet Christmas Movie as The Great Gonzo / Dr. Bunsen Honeydew / Waldorf / Zoot (voice)
2002		Kermit's Swamp Years as Waldorf (voice)
2002		Weezer and the Muppets Go Fishin' as Gonzo
2002		I Love Muppets as The Great Gonzo (voice)

2001

as Gonzo / Beauregard

2000

as Jack the Dog

1999		The Adventures of Elmo in Grouchland as Humongous Chicken (voice)
1999		Muppets from Space as Gonzo / Dr. Bunsen Honeydew / Waldorf / The Birdman (voice)
1999		The Very Best of the Muppet Show: Volume 2 as Gonzo / Zoot / Dr Bunsen Honeydew
1999		The Very Best of the Muppet Show as Gonzo / Zoot / Dr Bunsen Honeydew

1996		Muppets Tonight (22 episodes) as Gonzo / Dr. Bunsen / Waldorf / Randy / Beauregard / Bill
1996		Muppet Treasure Island as The Great Gonzo / Dr. Bunsen Honeydew / Waldorf / Mudwell the Mudbunny / Zoot (voice)
1996		Muppet Sing Alongs: Muppet Treasure Island as The Great Gonzo (voice) (archive footage)

1995

as Gonzo (as Gonzo The Great)

1994		The World of Jim Henson as Self (archive footage)
1994		Jim Henson's Animal Show with Stinky and Jake (65 episodes)
1994		Muppet Classic Theater as Gonzo / Rizzo the Rat / Randy Pig (voice)
1994		Secret Life of Toys (13 episodes) as Rugby / Ditz
1994		Muppet Sing Alongs: It's Not Easy Being Green as Gonzo / Wendell / Otto the Octopus / Boober Fraggle (voice)

1992		Holiday Greetings from 'The Ed Sullivan Show' as Gonzo
1992		The Muppet Christmas Carol as The Great Gonzo as Charles Dickens / Robert Marley / Dr. Bunsen Honeydew / Betina Cratchit / Rat / Zoot (voice)

1991

as The Great Gonzo / Zoot / Dr. Bunsen Honeydew / Waldorf (additional voice only)

1990		The Muppets Celebrate Jim Henson as The Great Gonzo / Beauregard / Boober Fraggle / ... (voice)
1990		Disneyland's 35th Anniversary Special as Gonzo (voice)
1990		Jim Henson's Memorial Service
1990		The Muppets at Walt Disney World as The Great Gonzo / Dr. Bunsen Honeydew / Beauregard / Zoot (voice)
1990		The Earth Day Special as Old Frog (voice)

1989		The Song of the Cloud Forest as Milton
1989		Miss Piggy's Hollywood as Gonzo
1989		Dog City: The Movie as Frisky (voice)
1989		The Jim Henson Hour (12 episodes)

1988

as Gonzo (voice)

1987		A Muppet Family Christmas as Various Characters (voice)
1987		Down at Fraggle Rock as Boober Fraggle / Uncle Travelling Matt / Self

1986		The Christmas Toy as Rugby the Tiger / Ditz (voice)
1986		Labyrinth as Didymus / The Hat / The Four Guards / Left Door Knocker / Firey 3 (voice)
1986		Fraggles Look For Jobs as Boober (voice)
1986		The Muppets: A Celebration of 30 Years as The Great Gonzo / Dr. Bunsen Honeydew / Beauregard / Zoot / Uncle 'Travelling' Matt Fraggle / Boober Fraggle

1985		Muppet Video: Rowlf's Rhapsodies with the Muppets as Gonzo (voice)
1985		Jim Henson's Little Muppet Monsters (13 episodes)
1985		Muppet Treasures as Gonzo / Zoot / Penguin
1985		Gonzo Presents Muppet Weird Stuff as Gonzo (voice)
1985		Muppet Video: The Kermit and Piggy Story
1985		The Muppet Revue as Gonzo (voice)
1985		Children's Songs and Stories with the Muppets as Gonzo (voice)

1984		The Bells of Fraggle Rock as Boober Fraggle / Uncle Travelling Matt (voice)
1984		The Cosby Show (1 episode) as The Great Gonzo / Digit (voice)
1984		The Muppets Take Manhattan as Gonzo / Chester - Rat / Bill - Frog / Zoot / Beauregard / Dog / Dr. Bunsen Honeydew / Penguin (voice)

1983		Rocky Mountain Holiday with John Denver and the Muppets as Gonzo the Great / Zoot / Lubbock Lou (voice)
1983		Fraggle Rock (0 episodes) as The World's Oldest Fraggle (96 episodes) as Boober / Uncle "Traveling" Matt / Side Bottom / The World's Oldest Fraggle (voice) (0 episodes) as Uncle "Traveling" Matt

1982		The Dark Crystal as Fizzgig, a Friendly Monster / General, Garthim Master
1982		The Fantastic Miss Piggy Show as Gonzo / Dr. Bunsen Honeydew (voice)

1981		Of Muppets & Men as Self
1981		The Great Muppet Caper as Gonzo / Beauregard / Zoot / Dr. Bunsen Honeydew / Lobbuck Lou
1981		The Muppets Go to the Movies as The Great Gonzo / Joe / Beauregard / Fireman (voice)

1979		John Denver and the Muppets: A Christmas Together as The Great Gonzo / Zoot / Dr. Bunsen Honeydew (voice)
1979		The Muppet Movie as The Great Gonzo / Dr. Bunsen Honeydew / Zoot / Doglion / Iraqian in El Sleezo Cafe / Pig (voice)
1979		The Muppets Go Hollywood as Various Muppets
1979		The Orson Welles Show as Gonzo (voice)

1978		Julie Andrews: One Step Into Spring as Gonzo
1978		An Audience with... (1 episode) as The Great Gonzo

1977

as Wendell / Pop-eyed Catfish / Will Possum (voice)

1976

(120 episodes) as Gonzo / Zoot / Beauregard / Dr. Bunsen Honeydew (voice)

1975		Saturday Night Live (1 episode) as Self - Cameo (uncredited)
1975		Just a Few Announcements as Gonzo
1975		Muppet Picker Upper as Gonzo (voice)

1969		Sesame Street (2749 episodes)
1969		Peter Alexander präsentiert Spezialitäten (1 episode) as Self

1961

as Teenager (uncredited)