This a list of the cast and crew, the people of ATHF that do the voices and creators, all of the people that make ATHF possible for viewing.
The cast are the people whom do the voices. This list is ordered by the main cast, not guest stars nor ATHF Movie characters.
- Dave Willis — Meatwad, Carl, Ignignokt, various others
- Dana Snyder — Master Shake
- Carey Means — Frylock
- Matt Maiellaro — Err, Cybernetic Ghost of Christmas Past from the Future, various others
- Andy Merrill — Oglethorpe
- Mike Schatz — Emory
- C. Martin Croker — Dr. Weird and Steve
- mc chris — MC Pee Pants
- Tommy Blacha — Dr. Wongburger
- H. Jon Benjamin - other characters
- George Lowe - other characters
The crew are the people who are the writers, creators, artwork, etc.
- Writers — Matt Maiellaro and Dave Willis
- Producer(s) — Dave Willis, Matt Maiellaro, Jay Edwards, and Ned Hastings
- Executive producer(s) — Keith Crofford and Mike Lazzo
- Executive consultant(s) — Keith Crofford
- Creators — Matt Maiellaro and Dave Willis
- Editor(s) — Jay Edwards and Ned Hastings
- Music — Schoolly D and mc chris
- Special Effects — Craig Hartin, Crichton Bently and Scott Fry
- Line Producer — Vishal Roney