Biography
Michael Kellner is a television writer and production assistant. He began working on the animated series Rick and Morty (2013) in production roles, serving as a production assistant in 2020, writer's production assistant in 2021, and second writers' assistant from 2022 to 2024.
Kellner progressed to writing duties on the series, credited as staff writer from 2025. He has also written episodes of StarBeam (2021), Glowbies (2021) and Rainbow Ruby (2020), and worked in the production department on Solar Opposites (2020).
