Cesar Mazariegos

Biography

Career Overview

Cesar Mazariegos has 10 screen credits in a career dating back to 1989. Signature works include Simpsley, When Billie Met Lisa, The Simpsons: A Serious Flanders. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.

Personal Facts

Known For

Writing

Gender

male

Known Credits

10

Known For

• 

  Simpsley
• 

  When Billie Met Lisa
• 

  The Simpsons: A Serious Flanders
• 

  High and Mighty

Frequent Collaborators

• Nancy Cartwright (3 collaborations)
• Yeardley Smith (3 collaborations)
• Dan Castellaneta (2 collaborations)
• Julie Kavner (2 collaborations)
• Hank Azaria (2 collaborations)
• Harry Shearer (2 collaborations)
• Tress MacNeille (2 collaborations)
• Chris Edgerly (2 collaborations)
• Alex Désert (1 collaborations)
• Maggie Roswell (1 collaborations)

Credits

• writing (6 credits)

  • Simpsley

    writer

    writing
    2026
  • When Billie Met Lisa

    writer

    writing
    2022
  • The Simpsons: A Serious Flanders

    writer

    writing
    2021
  • Deception

    - The Unseen Hand (2018) ... writer writing
    2018
  • High and Mighty

    writer

    writing
    2017
  • The Simpsons

    - ¡The Fall Guy-Yi-Yi! (2025) ... writer writing

    - P.S. I Hate You (2025) ... writer writing

    - Night of the Living Wage (2024) ... writer writing

    - Homer's Crossing (2023) ... writer writing

    - Not It (2022) ... writer writing
    1989

• production (2 credits)

  • Extreme Makeover: Homer Edition

    co-executive producer

    production
    2026
  • The Simpsons: O C'mon All Ye Faithful

    supervising producer

    production
    2024

• art (1 credits)

  • Twisted Fortune

    production design

    art
    2007

• actors (1 credits)

  • The Simpsons

    - Clan of the Cave Mom (2024) ... Violencia Gigante singer (voice) actor actors

    - The Last Barfighter (2021) ... Grampa Baby (voice) actor actors
    1989