Aún no disponemos de datos de William Callaway en la Base
Filmografía parcial 
| --<>-- | ||
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - | TV Serie: DEFENDERS OF THE EARTH (1986-1986) .... Ming | |
| - | TV Serie: HAIR BEAR BUNCH, THE (1972-1973) .... Square Bear / Ronco (voz) | |
| - |  GREAT NORTHFIELD MINNESOTA RAID, THE (1972) .... Calliopist [como Bill Calloway] | |
| - | TV Serie: LOVE, AMERICAN STYLE (1969-1974) | |
