Aún no disponemos de datos de Delmar Costello en la Base
Filmografía parcial 
| --<>-- | ||
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - |  ADVENTURE ISLAND (1947) ... Sally Day | |
| - | CRACK-UP (1946) ... Estibador | |
| - | PERILOUS HOLIDAY (1946) ... Cadete | |
| - | ARIZONA TRAILS (1935) ... Juan [como Delma Costello] | |
| - | FOUR FRIGHTENED PEOPLE (1934) ... Sakais | |
