| Movie | 1999 | Muppets from Space | Kermit the Frog / Rizzo the Rat / Beaker / Cosmic Fish #1 / Rainbow / Miss Piggy (assistant) (voice) | |
| Movie | 2007 | Mr. Magorium's Wonder Emporium | Kermit the Frog (voice) | |
| Movie | 1984 | The Muppets Take Manhattan | Rizzo the Rat / Gill - Frog / Baby Kermit / Chicken / College Student in Audience / Dog / Lew Zealand (voice) | |
| Movie | 2002 | Sesame Street: Elmo Visits the Firehouse | Ernie (voice) | |
| Movie | 1981 | Of Muppets & Men | Self | |
| Movie | 2008 | A Muppets Christmas: Letters to Santa | Kermit the Frog / Rizzo the Rat / Statler / Beaker (voice) | |
| Movie | 2008 | Sesame Street: Abby in Wonderland | Ernie as Tweedle Dum (voice) | |
| Movie | 1999 | CinderElmo | Ernie / Kermit the Frog / Prince the Dog (voice) | |
| Movie | 2002 | Kermit's Swamp Years | Kermit the Frog / Jack Rabbit / Chico (voice) | |
| Movie | 1999 | The Adventures of Elmo in Grouchland | Ernie / Stuckweed / Football Stenchman / Ice Cream Vendor / Parrot (voice) | |
| Movie | 1986 | The Christmas Toy | Mew the Toy Mouse (voice) | |
| Movie | 2013 | Lady Gaga & the Muppets Holiday Spectacular | Kermit the Frog, Beaker, Rizzo the Rat, Statler, Lips (voice) | |
| Movie | 1983 | Rocky Mountain Holiday with John Denver and the Muppets | Rizzo the Rat / Giant Man-Eating Chicken (voice) | |
| Movie | 2005 | Fraggle Rock: Dance Your Cares Away | Wembley Fraggle / Sprocket the Dog (voice) | |
| Movie | 1981 | The Muppets Go to the Movies | Rizzo the Rat / The Scarlet Pimpernel / Jed (voice) | |
| Movie | 1982 | The Fantastic Miss Piggy Show | Rizzo the Rat / Background Singer (voice) | |
| Movie | 1979 | The Muppets Go Hollywood | Various Muppets | |
| Movie | 2014 | Muppets Most Wanted | Kermit the Frog / Foo-Foo / Statler / Beaker / Lips / Rizzo the Rat / Link Hogthrob / The Newsman (voice) | |
| Movie | 2012 | The Muppets All-Star Comedy Gala | Kermit the Frog / Statler (voice) | |
| Movie | 2010 | Bert and Ernie's Great Adventures | Ernie | |
| Movie | 1983 | The World of 'The Dark Crystal' | Self | |
| Movie | 1995 | Mr. Willowby's Christmas Tree | Kermit the Frog / Bear / Owl (voice) | |
| Movie | 2005 | Fraggle Rock: Live by the Rule of the Rock | Wembley Fraggle / Sprocket the Dog (voice) | |
| Movie | 2022 | Jerry Nelson: A Celebratory Birthday Animatic | Ernie (voice) / Kermit (voice) / Rizzo (voice) / others (voice) | |
| Movie | 2012 | The Secret Policeman's Ball | Statler (voice) | |
| Movie | 2009 | Sesame Street: Being Green | Ernie (voice) | |
| Movie | 2011 | The Muppets | Kermit / Beaker / Statler / Rizzo / Link / Newsman (voice) | |
| Movie | 1996 | Muppet Sing Alongs: Muppet Treasure Island | Kermit the Frog / Rizzo the Rat / Pig (voice) | |
| Movie | 1989 | The Song of the Cloud Forest | Wilf (voice) | |
| Movie | 1999 | The Very Best of the Muppet Show | Lips / Rizzo / Additional Muppets | |
| Movie | 1999 | The Very Best of the Muppet Show: Volume 2 | Lips / Rizzo / Additional Muppets | |
| Movie | 2001 | The Very Best of the Muppet Show: Volume 3 | Rizzo / Billy Boy / Penguin / Additional Muppets | |
| Movie | 1998 | Sesame Street: Elmopalooza! | Kermit the Frog / Ernie (voice) | |
| Movie | 1993 | Muppet Sing Alongs: Billy Bunny's Animal Songs | | |
| Movie | 2008 | The Muppets: Ode to Joy | Beaker | |
| Movie | 1987 | A Muppet Family Christmas | Turkey / Rizzo the Rat / Wembley Fraggle / Sprocket the Dog / Lips (voice) | |
| Movie | 2024 | Jim Henson Idea Man | Self (archive footage) | |
| Movie | 1985 | Dreamchild | Mock Turtle/Caterpillar | |
| Movie | 1987 | Down at Fraggle Rock | Wembley Fraggle / Sprocket the Dog / Self (voice) | |
| Movie | 2002 | Weezer and the Muppets Go Fishin' | Kermit the Frog | |
| Movie | 2004 | The Nick and Jessica Variety Hour | Kermit the Frog (voice) | |
| Movie | 1996 | Sesame Street: Elmo Saves Christmas | Kermit the Frog (voice) | |
| Movie | 1996 | Muppet Treasure Island | Kermit the Frog / Rizzo the Rat / Beaker (voice) | |
| Movie | 2005 | The Muppets' Wizard of Oz | Scarecrow / Mayor of Munchkinland / Kalidah Critic #1 / Beaker | |
| Movie | 2002 | It's a Very Merry Muppet Christmas Movie | Kermit the Frog / Rizzo the Rat / Beaker / Elvises (voice) | |
| Movie | 1994 | Muppet Classic Theater | Kermit the Frog / Rizzo the Rat (voice) | |
| Movie | 1979 | John Denver and the Muppets: A Christmas Together | Additional Muppet Performer | |
| Movie | 2001 | An Audience with Kylie Minogue | Kermit the Frog (voice) | |
| Movie | 1985 | Muppet Video: The Kermit and Piggy Story | (voice) | |
| Movie | 1984 | The Bells of Fraggle Rock | Wembley Fraggle / Sprocket the Dog (voice) | |
| Movie | 1996 | Muppet Sing Alongs: Things That Fly | Kermit the Frog | |
| Movie | 2011 | Disney Parks Christmas Day Parade | Kermit the Frog - Statler (voice) | |
| Movie | 1986 | Labyrinth | The Four Guards / Firey 4 / Ambrosius (voice) | |
| Movie | 1990 | The Muppets at Walt Disney World | Bean Bunny / Rizzo the Rat / Frog (voice) | |
| Movie | 1979 | The Muppet Movie | Fletcher Bird / Scooter (assistant) (voice) | |
| Movie | 1986 | The Muppets: A Celebration of 30 Years | Lips / Rizzo the Rat / Sprocket the Dog / Wembley Fraggle (voice) | |
| Movie | 2008 | The Muppets - Studio DC - Almost Live | Kermit the Frog / Beaker / Rizzo the Rat / Statler (voice) | |
| Movie | 1986 | The Tale of the Bunny Picnic | Bean Bunny (voice) | |
| Movie | 2002 | I Love Muppets | Kermit the Frog (voice) | |
| Movie | 1994 | The World of Jim Henson | Self (archive footage) | |
| Movie | 2006 | Best Ever Muppet Moments | Self | |
| Movie | 1986 | Fraggles Look For Jobs | Wembley (voice) | |
| Movie | 1995 | Muppets on Wheels | Kermit The Frog | |
| Movie | 2004 | Weezer: Video Capture Device - Treasures from the Vault 1991-2002 | Kermit the Frog / Statler ("Keep Fishin") | |
| Movie | 1992 | The Muppet Christmas Carol | Kermit the Frog as Bob Cratchit / Rizzo the Rat / Beaker / Bean Bunny / Belinda Cratchit / Beetle / Lips / Pig Gentleman (voice) | |
| Movie | 2002 | Sesame Street: Bert & Ernie's Word Play | Ernie / Mo / Troll / Frosty Four Leader (voice) | |
| Movie | 1997 | Sesame Street: Quiet Time | Ernie (voice) | |
| Movie | 2009 | Sesame Street: Bedtime with Elmo | Ernie (voice) | |
| Movie | 1997 | Sesame Street: 123 Count with Me | Ernie (voice) | |
| Movie | 1990 | The Muppets Celebrate Jim Henson | Kermit the Frog / Rizzo the Rat / Bean Bunny / Whoopie Cushion (voice) | |
| Movie | 1989 | Dog City: The Movie | Mad Dog / Mac (voice) | |
| Movie | 1981 | The Great Muppet Caper | Rizzo the Rat / Lips (voice) | |
| Movie | 1998 | The Best of Kermit on Sesame Street | Kermit the Frog (voice) | |
| Movie | 1994 | Sesame Street | All-Star 25th Birthday: Stars and Street Forever! | Ernie (archive footage) | |
| Movie | 1982 | The Dark Crystal | Scientist (voice) | |
| Movie | 1990 | The Earth Day Special | Additional Muppets (voice) | |
| Movie | 2013 | Food Fight! | Muppisode | Beaker | |
| Movie | 2009 | The Muppets: Ringing of the Bells | Beaker | |
| Movie | 2008 | The Muppets: Stars & Stripes FOREVER! | Beaker | |
| Movie | 2004 | Sesame Street: A Celebration of Me, Grover | Ernie (voice) | |
| Movie | 2007 | Sesame Street: Elmo's Christmas Countdown | Ernie (voice) | |
| Movie | 2006 | A Sesame Street Christmas Carol | Additional Muppet Performer (voice) (archive footage) | |
| Movie | 1992 | Holiday Greetings from 'The Ed Sullivan Show' | Kermit the Frog | |
| Movie | 2004 | AFI's 100 Years... 100 Songs: America's Greatest Music in the Movies | Kermit the Frog | |
| Movie | 1990 | Jim Henson's Memorial Service | | |
| Movie | 2008 | Sesame Street: Count on Sports | Ernie | |
| Movie | 2001 | Sesame Street: Elmo's World: Wild Wild West! | Additional Muppet Performer | |
| Movie | 2002 | Sesame Street: Elmo's World: Wake Up with Elmo! | Additional Muppet Performer | |
| Movie | 2004 | Sesame Street: What's the Name of That Song? | Ernie | |
| Movie | 1991 | Muppet*Vision 3D | Rizzo the Rat / Waldo C. Graphic / Bean Bunny (voice) | |
| TV Show | 2004 | The Tony Danza Show | Kermit the Frog (voice) | 4 |
| TV Show | 1984 | The Cosby Show | Scallions (voice) | 1 |
| TV Show | 1992 | The Tonight Show with Jay Leno | | 1 |
| TV Show | 1983 | Fraggle Rock | Wembley Fraggle / Sprocket the Dog / Mermer Merggle / Crusty Doozer / Venerable Sage Hambo / Murray the Minstrel / Flange Doozer / Sir Blunderbrain / Club Member #3 (voice) | 96 |
| TV Show | 1976 | The Muppet Show | Additional Muppets (voice) | 48 |
| TV Show | 1996 | Muppets Tonight | Kermit / Rizzo / Andy / Beaker / Pighead / Poodlepants | 22 |
| TV Show | 1989 | The Jim Henson Hour | | 12 |
| TV Show | N/A | Sesame Street: Play with Me Sesame | Ernie | 26 |
| TV Show | 2006 | I Love the '70s: Volume 2 | Self | 1 |
| TV Show | 2009 | The Great Debate | | 6 |
| TV Show | 2011 | The Jonathan Ross Show | Kermit the Frog (voice) | 1 |
| TV Show | 1969 | Sesame Unpaved | | 67 |
| TV Show | 2007 | Dave Navarro's Spread | | 1 |
| TV Show | 1994 | Jim Henson's Animal Show with Stinky and Jake | | 65 |
| TV Show | 1975 | Saturday Night Live | Self - Cameo (uncredited) | 1 |
| TV Show | 2008 | Studio DC: Almost Live | Kermit the Frog, Beaker, Rizzo the Rat, Statler, Bean Bunny, Foo-Foo | 2 |
| TV Show | 2015 | The Muppets | Kermit / Statler / Beaker / Rizzo (voice) | 16 |
| TV Show | 1991 | Dinosaurs | Woody (voice) | 1 |
| TV Show | 1978 | An Audience with... | Kermit the Frog | 1 |
| TV Show | 2006 | 30 Rock | Kermit the Frog (voice) | 1 |
| TV Show | 2008 | Bert and Ernie's Great Adventures | Ernie | 10 |
| TV Show | 1991 | Dinosaurs | Mr. Mason Dixon (voice) | 1 |
| TV Show | 1991 | Dinosaurs | Sonny (voice) | 1 |
| TV Show | 2010 | Good Luck Charlie | Kermit the Frog (voice) | 1 |
| TV Show | 2015 | Muppet Moments | Kermit the Frog | 41 |
