Aún no disponemos de datos de Billy O\'Leary en la Base
Filmografía parcial 
| --<>-- | ||
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - |  BORROWED TROUBLE (1947) .... Alumno | |
| - | WISTFUL WIDOW OF WAGON GAP, THE (1947) .... Billy Hawkins | |
| --<>-- | ||
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - | BORROWED TROUBLE (1947) .... Alumno | |
| - | WISTFUL WIDOW OF WAGON GAP, THE (1947) .... Billy Hawkins | |
