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| Title | Year | Status | Character |
|---|
| The Great Muppet Caper | 1981 | Miss Piggy Fozzie Bear Animal ... (voice) |
| The Muppets Go to the Movies | 1981 | TV Movie | Fozzie Bear Miss Piggy Sam the Eagle (voice) |
| The Muppet Show | 1976-1981 | TV Series | Fozzie Bear Miss Piggy Animal ... |
| Muppet Side Splitter | 1981 | Short | Grump (voice) |
| The Blues Brothers | 1980 | Corrections Officer |
| Star Wars: Episode V - The Empire Strikes Back | 1980 | Yoda (voice) |
| John Denver and the Muppets: A Christmas Together | 1979 | TV Movie | Fozzie Bear Miss Piggy Animal ... (voice) |
| The Muppet Movie | 1979 | Miss Piggy Fozzie Bear Animal ... (voice) |
| Muppet Breaker Upper | 1979 | Short | Grump / Gorilla (voice) |
| Muppet Gimme a Break | 1979 | Short | Grump (voice) |
| Christmas Eve on Sesame Street | 1978 | TV Movie | Bert Cookie Monster Grover (voice) |
| International Festival of Animation | 1977 | TV Series | Grover (1977) (voice, uncredited) |
| Emmet Otter's Jug-Band Christmas | 1977 | TV Movie | Chuck (voice) |
| Isabella and the Magic Brush | 1976 | Short voice |
| Julie Andrews: One to One | 1975 | TV Movie | The Prince of Phumph / Marvin (voice) |
| Muppets No-Nonsense Show | 1975 | TV Movie voice |
| The Muppet Show: Sex and Violence | 1975 | TV Movie | Animal Sam the Eagle Theodore Roosevelt ... (voice) |
| Muppet Picker Upper | 1975 | Short | Sam the Eagle (voice) |
| Out to Lunch | 1974 | TV Movie | Bert Cookie Monster Grover (voice) |
| The Muppets Valentine Show | 1974 | TV Movie | Rufus / George the Janitor / Male Koozebanian / ... (voice) |
| Tales from Muppetland: The Muppet Musicians of Bremen | 1972 | TV Movie | Leroy the Donkey (Assistant) / Rat (voice) |
| Tales from Muppetland: The Frog Prince | 1971 | TV Movie | Gawain Robin the Frog (assistant) (voice) |
| The Great Santa Claus Switch | 1970 | TV Movie | Thig / Skippity / Hoppity / ... (voice) |
| Hey Cinderella! | 1969 | TV Movie | Splurge / Stepsister #1 (voice) |
| Sesame Street Pitch Reel | 1969 | Short | Scoop Beautiful Day Monster (voice) |
| Our Place | 1967 | TV Series | Cookie Monster (1967) |
| Coffee Break Machine | 1967 | Short | The Monster (voice) |
| The Paperwork Explosion | 1967 | Short |
| Time Piece | 1965 | Short | Messenger boy (as Frank Oznowicz) |
| The Jimmy Dean Show | 1963 | TV Series | Rowlf the Dog (assistant) (1963-1966) |
| Star Wars: Rebels | 2014-2016 | TV Series | Yoda |
| Star Wars: Episode VII - The Force Awakens | 2015 | Yoda (voice, uncredited) |
| The Great Gilly Hopkins | 2015 | Cookie Monster (voice) |
| Inside Out | 2015/I | Subconscious Guard Dave (voice) |
| Sesame Street | 1969-2014 | TV Series | Bert Grover Cookie Monster ... |
| Star Tours: The Adventures Continue | 2011 | Short | Yoda (voice) |
| Children in Need | 2007 | TV Series | Miss Piggy |
| The Muppets on 'The Muppets' | 2007 | Video short | Miss Piggy Fozzie Bear Animal (voice) |
| Star Wars at 30 | 2007 | TV Movie | Yoda (voice) |
| Elmo's Potty Time | 2006 | Video | Grover (voice) |
| Guess That Shape and Color | 2006 | Video short |
| Zathura: A Space Adventure | 2005 | Robot (voice) |
| Elmo Visits the Doctor | 2005 | Video |
| Avenue of the Stars: 50 Years of ITV | 2005 | TV Special | Miss Piggy |
| Sesame Street: All-Star Alphabet | 2005 | Video | Grover Cookie Monster (voice) |
| Star Wars: Episode III - Revenge of the Sith | 2005 | Yoda (voice) |
| Sesame Street Presents: The Street We Live On | 2004 | TV Movie | Cookie Monster Bert Grover |
| Play with Me Sesame | 2002 | TV Series | Bert Grover Cookie Monster ... (voice) |
| Elmo Visits the Firehouse | 2002 | Video short | Cookie Monster (voice) |
| Elmo's World: Flowers, Bananas & More | 2002 | Video |
| Star Wars: Episode II - Attack of the Clones | 2002 | Yoda (voice) |
| Monsters, Inc. | 2001 | Fungus (voice) |
| Muppet Monster Adventure | 2000 | Video Game | Miss Piggy Fozzie Bear Animal ... (voice) |
| Muppet Race Mania | 2000 | Video Game | Miss Piggy Fozzie Animal ... (voice) |
| Cinderelmo | 1999 | TV Movie | Bert Grover Cookie Monster (voice) |
| The Adventures of Elmo in Grouchland | 1999 | Bert Grover Cookie Monster (voice) |
| Muppets from Space | 1999 | Miss Piggy Fozzie Bear Animal ... (voice) |
| Star Wars: Episode I - The Phantom Menace | 1999 | Yoda (voice) |
| A Brief History of Motion Pictures | 1998 | Short | Cookie Monster / Marshall Grover / Bert (voice) |
| Muppets Tonight | 1996-1998 | TV Series | Miss Piggy Fozzie Bear Sam the Eagle ... |
| Blues Brothers 2000 | 1998 | Warden |
| The Best of Kermit on Sesame Street | 1998 | Video short | Grover (voice) |
| 123 Count with Me | 1997 | Video short voice |
| Elmo Says Boo | 1997 | Short | Bert (voice) |
| Elmo Saves Christmas | 1996 | Video | Cookie Monster Grover (voice) |
| Muppets Treasure Island | 1996 | Video Game | Miss Piggy Fozzie Bear Sam the Eagle ... (voice) |
| Muppet Treasure Island | 1996 | Miss Piggy Fozzie Bear Sam the Eagle ... (voice) |
| The Muppet CDROM: Muppets Inside | 1996 | Video Game | Fozzie Bear Miss Piggy Animal ... (voice) |
| Sesame Street: Cookie Monster's Best Bites | 1995 | Video | Cookie Monster (voice) |
| Animal Show | 1994 | TV Series | Sam the Eagle |
| Everything Went Wrong | 1994 | Short | Voiceover |
| Muppet Classic Theater | 1994 | Video | Miss Piggy Fozzie Bear (Emperor) (voice) |
| Sesame Street Jam: A Musical Celebration | 1993 | TV Movie | Bert Grover Cookie Monster (voice) |
| Sesame Songs: Sing-Along Earth Songs | 1993 | Video short | Grover Cookie Monster Bert (voice) |
| Holiday Greetings from 'The Ed Sullivan Show' | 1992 | TV Movie | Miss Piggy (voice) |
| The Muppet Christmas Carol | 1992 | Miss Piggy as Emily Cratchit Fozzie Bear as Fozziewig Sam the Eagle as Headmaster of Junior High Graduates ... (voice) |
| Innocent Blood | 1992 | Pathologist |
| Muppet*vision 3-D | 1991 | Short | Miss Piggy Fozzie Bear Sam the Eagle ... (voice) |
| Big Bird's Birthday or Let Me Eat Cake | 1991 | TV Movie | Cookie Monster Grover (voice) |
| Sesame Street: Elmo's Sing-Along Guessing Game | 1991 | Video | Grover (voice) |
| Sesame Street Home Video Visits the Hospital | 1990 | Video short | Cookie Monster (voice, uncredited) |
| Disneyland's 35th Anniversary Special | 1990 | TV Movie | Miss Piggy (voice) |
| Walt Disney's Wonderful World of Color | 1990 | TV Series | Miss Piggy Fozzie Bear Animal |
| Sesame Songs: Monster Hits! | 1990 | Video short | Cookie Monster Grover (voice) |
| Sesame Songs: Rock & Roll | 1990 | Video short | Grover Bert (voice) |
| The Jim Henson Hour | 1989 | TV Series | Fozzie Bear Miss Piggy Bert ... |
| Sesame Street, Special | 1988 | TV Movie | Bert Grover Cookie Monster (voice) |
| Dolly | 1987-1988 | TV Series | Miss Piggy |
| Hey, You're as Funny as Fozzie Bear | 1988 | Video | Fozzie Bear (voice) |
| Muppet Madness | 1988 | Video short | Animal Fozzie Bear (voice) |
| A Muppet Family Christmas | 1987 | TV Movie | Fozzie Bear Animal Miss Piggy ... (voice) |
| Alive from Off Center | 1987 | TV Series | Bert |
| Inner Tube | 1987 | TV Short | Miss Piggy (voice) |
| Learning to Add and Subtract | 1987 | Video short | Bert / Cookie Monster (voice) |
| Muppet Breakaway | 1987 | Video short | Grump (voice) |
| Muppet Coffee Break | 1987 | Video short | Grump (voice) |
| Labyrinth | 1986 | The Wiseman |
| Learning About Numbers | 1986 | Video short | Grover / Fat Blue Tarnish Brother (voice) |
| The Muppets: A Celebration of 30 Years | 1986 | TV Movie | Fozzie Bear Miss Piggy Sam the Eagle ... (voice) |
| Muppet Video: Rowlf's Rhapsodies with the Muppets | 1985 | Video | Fozzie Bear Miss Piggy (voice) |
| Great Performances | 1985 | TV Series | Miss Piggy |
| Spies Like Us | 1985 | Test Monitor |
| Jim Henson's Little Muppet Monsters | 1985 | TV Series | Fozzie Bear |
| Follow That Bird | 1985 | Cookie Monster Bert Grover (voice) |
| Anne Murray: The Sounds of London | 1985 | TV Movie | Miss Piggy (voice) |
| Five Sesame Street Stories | 1985 | Video short | Grover Bert (voice, uncredited) |
| Fozzie's Muppet Scrapbook | 1985 | Video | Fozzie Bear Miss Piggy (voice) |
| Muppet Lift Off | 1985 | Video short | Grump (voice) |
| Muppet Perk-Up | 1985 | Short | Grump Kent (voice) |
| Muppet Video: Muppet Moments | 1985 | Video | Fozzie Bear Miss Piggy Animal ... (voice) |
| Muppet Video: Muppet Treasures | 1985 | Video | Fozzie Bear Miss Piggy Animal |
| Muppet Video: The Kermit and Piggy Story | 1985 | Video | Miss Piggy (voice) |
| Three Sesame Street Stories | 1985 | Video short | Cookie Monster (voice, uncredited) |
| The Muppets Take Manhattan | 1984 | Miss Piggy Fozzie Animal ... (voice) |
| The Tonight Show Starring Johnny Carson | 1979-1984 | TV Series | Miss Piggy Fozzie Bear Animal |
| Don't Eat the Pictures: Sesame Street at the Metropolitan Museum of Art | 1983 | TV Movie | Bert Cookie Monster Grover (voice) |
| Superman III | 1983 | Brain Surgeon (scenes deleted) |
| Trading Places | 1983 | Corrupt Cop |
| Star Wars: Episode VI - Return of the Jedi | 1983 | Yoda (voice) |
| Big Bird in China | 1983 | TV Movie | Bert Cookie Monster Grover (voice) |
| Muppet Breakthrough | 1983 | Video short | Grump |
| Return of the Ewok | 1982 | Video short | Yoda (voice) |
| The Dark Crystal | 1982 | Aughra, a Keeper Of Secrets (performer) Chamberlain (performer) |
| The Fantastic Miss Piggy Show | 1982 | TV Movie | Miss Piggy Fozzie Bear Animal (voice) |
| An American Werewolf in London | 1981 | Mr. Collins Miss Piggy |