Collaborations between Howard Grigsby and Florante Castillo
| Film Title | Year | Howard Grigsby | Florante Castillo |
|---|---|---|---|
| The Siege of Firebase Gloria | 1988 | Producer | Production designer |
| Film Title | Year | Howard Grigsby | Florante Castillo |
|---|---|---|---|
| The Siege of Firebase Gloria | 1988 | Producer | Production designer |