![](https://cdn.animecharacters.io/images/characters/large/29566-92a9e572.jpg)
Professor Matthew (Dr. マシュー)
The lead designer of the androids, M-66. He is Ferris' grandfather.
Voice Actors
Steven Blum
English
Ichiro Nagai
Japanese
The lead designer of the androids, M-66. He is Ferris' grandfather.
Steven Blum
English
Ichiro Nagai
Japanese