Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Mr. Magoriums Wunderladen | 2007 | Kermit the Frog (voice) |
| Actor | The Muppets | Kermit the Frog / Rizzo the Rat / Beaker / Statler / Lips | |
| Actor | Muppets Most Wanted | 2014 | Kermit the Frog / Foo Foo / Statler / Beaker / Lips / Rizzo the Rat / Link Hogthrob / The Newsman (v |
| Actor | Der dunkle Kristall | 1982 | Scientist |
| Actor | Die Muppets Weihnachtsgeschichte | 1992 | Kermit The Frog |
| Actor | Die Muppets Weihnachtsgeschichte | 1992 | Kermit The Frog |
| Actor | Die Muppets | 2011 | Kermit / Beaker / Statler / Rizzo / Link Hogthrob / The Newsman (voice) |
| Actor | Die Muppet Show | ||
| Actor | Sesamstraße (US) | Kermit the Frog, Ernie, J.P. Mouse, Nelson the mountie, and many others..... | |
| Actor | Und jetzt: Die Muppets! | Statler and Waldorf | |
| Actor | Die Fraggles | Wembley Fraggle / Sprocket | |
| Actor | Muppets - Die Schatzinsel | 1996 | Kermit the Frog / Rizzo the Rat / Beaker (voice) |
| Actor | Die Muppets erobern Manhattan | 1984 | Rizzo the Rat / Gill - Frog / Baby Kermit / Chicken / College Student in Audience / Dog / Lew Zealan |
| Actor | Muppets aus dem All | 1999 | Kermit the Frog |
| Actor | Muppets - Der Zauberer von Oz | 2005 | Kermit / Beaker / Rizzo/ Statler (voice) |
| Actor | Die Muppets feiern Weihnachten | 1987 | Turkey / Rizzo the Rat / Wembley Fraggle / Sprocket the Dog / Lips (voice) |
| Actor | Das größte Muppet Weihnachtsspektakel aller Zeiten | 2002 | Kermit the Frog / Rizzo the Rat / Beaker / Elvises (voice) |
| Actor | Muppets Tonight! | Kermit | |
| Actor | Die Muppets – Briefe an den Weihnachtsmann | 2008 | Kermit the Frog / Rizzo the Rat / Statler / Beaker (voice) |
| Actor | Die Abenteuer von Elmo im Grummelland | 1999 | Ernie / Stuckweed / Football Stenchman / Ice Cream Vendor / Parrot (voice) |
| Actor | The Christmas Toy | 1986 | Mew the Toy Mouse |
| Actor | Ernie und Bert im Land der Träume | Ernie | |
| Actor | John Denver and the Muppets: A Christmas Together | 1979 | |
| Actor | Play with Me Sesame | ||
| Actor | Muppet Classic Theater | 1994 | |
| Actor | Kermit der Frosch | 2002 | Kermit the Frog / Jack Rabbit / Chico (voice) |
| Actor | Rocky Mountain Holiday with John Denver and the Muppets | 1983 | Various Muppets |
| Actor | The World of 'The Dark Crystal' | 1983 | Himself |
| Actor | The Jim Henson Hour | ||
| Actor | The Muppets All-Star Comedy Gala | 2012 | Kermit The Frog |
| Actor | Sesame Street: Elmo Saves Christmas | 1997 | Kermit the Frog |
| Actor | Once Upon a Sesame Street Christmas | 2016 | |
| Actor | Jim Henson's Animal Show | Jake | |
| Actor | Das wahre Leben der Alice im Wunderland | 1985 | Mock Turtle/Caterpillar |
| Actor | Mr. Willowby's Christmas Tree | 1995 | Kermit the Frog (voice) |