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John Ratzenberger

Acting

Born April 6, 1947 · Bridgeport, Connecticut, USA

Also known as John Dezso Ratzenberger

Biography

John Dezso Ratzenberger is an American actor, voice actor, director, producer, writer and entrepreneur. He is one of the most successful actors of all time in terms of box-office receipts. Ratzenberger is best known for portraying Cliff Clavin on the popular comedy series Cheers, for which he earned two Primetime Emmy nominations. He is also known being a voice actor appearing in almost every Pixar Animation Studios feature film, including Hamm in the Toy Story franchise, The Underminer in The Incredibles franchise, and Mack in the Cars franchise. Ratzenberger began his entertainment career while living in London in the 1970s. He had minor film and television roles throughout the late 70s and early 1980s before creating, and then landing, the role of the know-it-all mailman Cliff Clavin on Cheers, a role he portrayed throughout the show's eleven seasons. His first Pixar role was the voice of Hamm in Toy Story, and he has voiced Pixar characters in films and video games ever since. From 2004 to 2008 he hosted the TV documentary series Made in America. Outside of acting, he has promoted American entrepreneurship and manufacturing, and campaigned for several Republican candidates.

Filmography50+ titles

Swapped

2026as Elder Javan (voice)

Star Wars: Episode V - The Empire Strikes Back

1980as Major Derlin

Coco

2017as Juan Ortodoncia (voice)

Toy Story 3

2010as Hamm (voice)

Bones

2005as Bill Schumacher

WALL·E

2008as John (voice)

Up

2009as Construction Foreman Tom (voice)

Toy Story

1995as Hamm (voice)

The Simpsons

1989as Cliff Clavin / CGI Homer Simpson (voice)

Inside Out

2015as Fritz (voice)

Monsters, Inc.

2001as Yeti (voice)

That '70s Show

1998as Glen

Ratatouille

2007as Mustafa (voice)

Finding Nemo

2003as Fish School (voice)

Remember WENN

1996as Mr. Abernathy

Sabrina, the Teenage Witch

1996as Bob

Rodney

as John Ratzenberger

Luck

2022as Rootie (voice)

Drop Dead Diva

2009as Larry Kaswell

The Incredibles

2004as Underminer (voice)

Frasier

1993as Cliff Clavin

Secret Army

1977as Staff Sergeant Dexter

Onward

2020as Construction Worker Fennwick (voice)

The Pixar Story

2007as Yeti (voice) (archive footage)

CSI: Crime Scene Investigation

2000as Stu Kirchoff

Toy Story 2

1999as Hamm (voice)

Gandhi

1982as American Lieutenant

Cheers

1982as Cliff Clavin

Hill Street Blues

1981as Phony Cop

WondLa

2024as Caruncle (voice)

Inside Out 2

2024as Fritz (voice)

Poker Face

2023as Abe

Bob Hearts Abishola

2019as Hank

Toy Story 4

2019as Hamm (voice)

Incredibles 2

2018as Underminer (voice)

The Goldbergs

2013as Digby Yates

The Village Barbershop

2008as Art Leroldi

Superman II: The Richard Donner Cut

2006as Controller #1

Mom

2013as Stan

Legit

2013as Walter

Franklin & Bash

2011as Judge Elliot Reid

Magnum, P.I.

1980as Walt Brewster

Monsters at Work

2021as Bernard (voice)

Touched by an Angel

1994as Merl

Superman

1978as 1st Controller

A Bridge Too Far

1977as U.S. Lieutenant

Monsters University

2013as Yeti (voice)

Toy Story Toons: Partysaurus Rex

2012as Hamm (voice)

Monty Python: Live at Aspen

1998as Audience Member (uncredited)

Sister, Sister

1994as Gus Kilamilikimaka