Aún no disponemos de datos de J.L. Roop en la Base
Filmografía parcial 
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - | Lost Whirl, The (1926) [Van Pelt Productions] | |
| ... Ef. Especiales | ||
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - | Lost Whirl, The (1926) [Van Pelt Productions] | |
| ... Ef. Especiales | ||
