Cast & creator
Gregório Duvivier
Best known for Porta dos Fundos, Porta dos Fundos, Porta dos Fundos
Gregorio Byington Duvivier is a Brazilian actor, comedian, screenwriter, author, and political commentator. He graduated with a degree in literature (Letras) from the Pontifical Catholic University of Rio de Janeiro (PUC-Rio). His early professional training developed over a decade at the Tablado theater school, leading to the co-creation of the improvisational theater show Z.É. - Zenas Emprovisadas. He achieved widespread national recognition as one of the primary co-founders, writers, and performers of Porta dos Fundos, a digital comedy production company that became a major satirical platform in Brazil.Duvivier's professional output spans multiple media formats, including poetry volumes, long-form non-fiction books, and regular opinion journalism columns for major press outlets. His cinematic and television work includes roles in Brazilian feature films and the writing of international productions. Between 2017 and 2023, he hosted Greg News on HBO, a weekly late-night satirical news program focused on Brazilian politics, institutional compliance, and socioeconomic issues.
45
film credits
33
television credits
67
2006–2026 · acting roles
6.6
average across scored titles
Signature credits
Known for
Across film & television
Filmography (78)
Showing 78 of 78 credits
Porta dos Fundos
homem
2012Porta dos Fundos
2012Porta dos Fundos
Writer
2012Porta dos Fundos
Script
2012Porta dos Fundos
Creator
2012
Snakes & Lizards
Homem que Madá engana
2006
Que História é Essa, Porchat?
Self
2019
Lady Night
Self
2017
O País do Cinema
Self
2016
Society of Virtue
2017
The Brazilians
Júlio
2012The Brazilians
Writer
2012
Alta Estação
Umberto
2006
Greg News
Himself
2017Greg News
Creator
2017
Noah's Ark
Alfonso (voice)
2024
Back to 15
Denis Ferreira
2022
Junto & Misturado
Multiple characters
2010
The Cariocas
Writer
2010
Louco Por Elas
Writer
2012
5x Comédia
2021
LOL: Last One Laughing Brazil
Self - Contestant
2021
Invisible Life
Antenor
2019
A(u)tores
2021
Viral
Beto
2014
The Man from the Future
Engravatado 1991
2011
Refém
2014
Futuro Ex-Porta
2021
The Great Gonzalez
Gerardi
2015The Great Gonzalez
Writer
2015
Não Importa
2025
The Invisible Woman
Gerente do Cinema
2009
Humor 101: Brazil
Self
2022
Vai Que Dá Certo
Vaguinho
2013
Tudo o Que Não Precisas de Saber Sobre Quase Tudo
Self
2024
Adrift
Lucas
2009
O Diário de Tati
Bidú
2012
Stand Up e Anda
Personal agent
2025The Caretaker
Santi
Refrigerantes e Canções de Amor
Geek
2016
O Sistema
Professor Avenarius / Silas P.
2007
Idioma Desconhecido
Ele mesmo
2018
Any Stray Cat
Hippie
2011
States of Grace
Afonso
2011
The First Temptation of Christ
Jesus
2019
Encantado, le Brésil désenchanté
2018
Porta Pró Milhão
2026
Te Prego Lá Fora
Jacó (voice)
2021
Refrigerantes e Canções de Amor
Geek
2019
Porta dos Fundos: Contrato Vitalício
Miguel
2016
Nas Ondas da Fé
Maître
2023
Chico Xavier
Oftalmologista
2010
Reading Again Graúna
Self
2024
Pensamentos Intrusivos: O Filme
Producer
2025
Secret Santa
Mauricio
2015
O Labirinto da Saudade
Self
2018
Não Se Preocupe, Nada Vai Dar Certo!
Lalau Velasco
2011
The Last Hangover
Judas
2018
I Have No Idea What I’m Doing With My Life
Marcos
2013O Zelador
Kings & Rats
Nélio
2012
Brazil: The Great Jump Backward
Himself
2016
5x Favela, Now by Ourselves
Edu
2010
O Espírito do Natal
2022
Heleno
Locutor 2 (Z.É)
2011
Vida de Balconista
Gregório
2009
The Edge of Theocracy
Apresentador do Jerusalém Alerta
2020
Pluft, o Fantasminha
Apresentador
2022
Porta dos Fundos - Vol. 1
Various
2013
O Concurso
Script Consultant
2013
Podecrer!
Marquinho
2007
Life in Gray
Himself
2017
O Brasil Que Não Houve - As Aventuras do Barão de Itararé no Reino de Getúlio Vargas
Narração
2025
Giovanni Improtta
Adriano Soares
2013
Consideração do Poema
2011
That's It
Ele
2008
Love Stories
Eduardo / Duca
2016Love Stories
Writers' Assistant
2016