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John Dezso Ratzenberger, an American actor and voice artist, has carved out a multifaceted career spanning television, film, and entrepreneurship. Renowned for his portrayal of the acerbic bar regular Cliff Clavin on Cheers, which earned him two Emmy nominations, Ratzenberger also boasts a prolific voice acting career with Pixar, lending his distinctive voice to characters like Hamm in Toy Story and Mack in Cars. Beyond his screen presence, he has championed American manufacturing and entrepreneurship, hosting the documentary series Made in America and advocating for Republican political causes.
The roles that explain the career.
78 credits across 2 departments.
| Year | Title | Role | Type |
|---|---|---|---|
| 2026 | Toy Story 5 | Hamm (voice) | Film |
| 2026 | Ray Gunn | (voice) | Film |
| 2026 | Swapped | Elder Javan (voice) | Film |
| 2024 | Spellbound | Milo The Monster Handler (voice) | Film |
| 2024 | Inside Out 2 | Fritz (voice) | Film |
| 2022 | Luck | Rootie (voice) | Film |
| 2022 | In Search of Tomorrow | Self - Interviewee | Film |
| 2020 | Onward | Construction Worker Fennwick (voice) | Film |
| 2019 | Toy Story 4 | Hamm (voice) | Film |
| 2018 | Incredibles 2 | Underminer (voice) | Film |
| 2017 | Cars 3 | Mack (voice) | Film |
| 2017 | Coco | Juan Ortodoncia (voice) | Film |
| 2016 | Finding Dory | Husband Crab (Bill) (voice) | Film |
| 2015 | Inside Out | Fritz (voice) | Film |
| 2015 | The Good Dinosaur | Earl (voice) | Film |
| 2014 | How Murray Saved Christmas | Officer Bender (voice) | Film |
| 2014 | The Santa Con | Warden | Film |
| 2014 | Planes: Fire & Rescue | Brodi (voice) | Film |
| 2013 | Planes | Harland (voice) | Film |
| 2013 | Super Buddies | Marvin 'Gramps' Livingstone | Film |
| 2013 | Monsters University | Yeti (voice) | Film |
| 2012 | Brave | Gordon (voice) | Film |
| 2012 | Partysaurus Rex | Hamm (voice) | Film |
| 2012 | WWJD II: The Woodcarver | Ernest Otto | Film |
| 2012 | Matchmaker Santa | George | Film |
| 2011 | Hawaiian Vacation | Hamm (voice) | Film |
| 2011 | Small Fry | Hamm (voice) | Film |
| 2010 | What if... | Mike the Angel | Film |
| 2010 | Toy Story 3 | Hamm (voice) | Film |
| 2010 | Buzz Lightyear Mission Logs | Hamm (voice) | TV |
| 2009 | Up | Construction Foreman Tom (voice) | Film |
| 2008 | The Village Barbershop | Art Leroldi | Film |
| 2008 | Our First Christmas | Joe Noll | Film |
| 2008 | WALL·E | John (voice) | Film |
| 2007 | Your Friend the Rat | P.T. Flea (voice) (uncredited) | Film |
| 2007 | Ratatouille | Mustafa (voice) | Film |
| 2006 | Mystery Woman: Redemption | Jim Carter | Film |
| 2006 | Superman II: The Richard Donner Cut | Controller #1 | Film |
| 2006 | Cars | Mack / Hamm Truck / Abominable Snow Plow / P.T. Flea Car (voice) | Film |
| 2006 | Something New | Brian's Father (uncredited) | Film |
| 2004 | John Ratzenberger's Made in America | TV | |
| 2004 | The Incredibles | Underminer (voice) | Film |
| 2003 | Finding Nemo | Fish School (voice) | Film |
| 2002 | The Pennsylvania Miners' Story | Thomas 'Tucker' Foy | Film |
| 2001 | Determination of Death | Charlie Halloran | Film |
| 2001 | Monsters, Inc. | Yeti (voice) | Film |
| 2000 | Tick Tock | Clay Fairfield, P.I. | Film |
| 1999 | A Fare to Remember | Mickey | Film |
| 1999 | Toy Story 2 | Hamm (voice) | Film |
| 1998 | Monty Python: Live at Aspen | Audience Member (uncredited) | Film |
| 1998 | A Bug's Life | P.T. Flea (voice) | Film |
| 1997 | One Night Stand | Phil | Film |
| 1997 | That Darn Cat | Dusty | Film |
| 1997 | Under Pressure | Al Calavito | Film |
| 1996 | Toy Story Treats | Hamm (Voice) | TV |
| 1996 | The Story Behind 'Toy Story' | Self | Film |
| 1995 | Toy Story | Hamm (voice) | Film |
| 1990 | Camp Cucamonga | Marvin Schector | Film |
| 1990 | Disneyland's 35th Anniversary Celebration | Self | Film |
| 1987 | House II: The Second Story | Bill | Film |
| 1987 | Timestalkers | General Joe Brodsky | Film |
| 1986 | Combat Academy | Mr. Barnett | Film |
| 1983 | Right of Way | Policeman | Film |
| 1982 | Cheers | Cliff Clavin | TV |
| 1982 | Battletruck | Rusty | Film |
| 1981 | The Good Soldier | Jimmy | Film |
| 1981 | Outland | Tarlow | Film |
| 1980 | Superman II | Controller | Film |
| 1980 | Motel Hell | Drummer | Film |
| 1979 | Arabian Adventure | Achmed | Film |
| 1979 | Yanks | Cpl Cook | Film |
| 1979 | Hanover Street | Sgt. John Lucas | Film |
| 1979 | The Bitch | Hal Leonard | Film |
| 1978 | Warlords of Atlantis | Fenn | Film |
| 1977 | Twilight's Last Gleaming | Sgt. Kopecki | Film |
| 1976 | The Ritz | Patron | Film |
| Titleist: Made in America | Film | ||
| Cars: Lightning Racers | Mack (voice) | TV |
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