- Jon Hamm (Marvin Flute (voice))
- Erinn Hayes (Harmony Flute (voice))
- Rachel Dratch (Stan Flute (voice))
- Alan Tudyk (Dr. Rufis Pentos / Mr. Flesh (voice))
- Kevin Michael Richardson (Detective Greg Summers (voice))
- Greg Chun (Lieutenant John Kang (voice))
Grimsburg — S3E1
Episode: The Zast of Zus
Air Date: 2026-09-27
Runtime: 22 min
Overview
In this apocalyptic parody, a ruggedly handsome, well-dressed stranger passes through Grimsburg and infects the town with a Zaddy virus.