Michael A. Phoenix dedicated nearly a year to script development prior to the commencement of filming.
Michael A. Phoenix's intention was to conclude the film on a note of hope and optimism, prompting the decision to feature the beloved character Glenn Rhee seated atop a mountain, bathed in the comforting glow of the sunrise.
In his adaptation, Michael A. Phoenix introduced a backstory where Lee and Clementine confront and ultimately triumph over Negan, aligning with a concept he learned Robert Kirkman had envisioned for the series.
Michael A. Phoenix personally invested his own money into the film.
Alisa Kuroedova was cast through Backstage, approximately one year prior to the commencement of filming.