| Richard Steven Horvitz | |
|---|---|
 | |
| Vital statistics | |
| Name | Richard Steven Horvitz |
| Aliases | Richard Wood |
| Series Role | Grey Matter, Sublimino, Billy Alien |
| Further Info | |
| Other Jobs | The Grim Adventures of Billy & Mandy |
| See Also | {{{see also}}} |
Richard Steven Horvitz (sometimes credited as Richard S. Horvitz, Richard Horvitz, or alias Richard Wood) was born on July 29, 1966 in Los Angeles, California.
Richard Steven Horvitz is the voice actor of the Billy Alien, Grey Matter, and Sublimino. He plays the voice of Billy on The Grim Adventures of Billy & Mandy, whom the aforementioned character was based on.