Filmography of Greg Callahan
The art with which Greg Callahan operates in front of the cameras is marvelous and the directors he has worked with, such as Roland Emmerich, appreciate that this talent comes to light at the right moment since it offers the possibility of obtaining some incredible results in just a few shots.
The genres Science fiction, Fantastic, Action are mastered to perfection by Greg Callahan who has spent most of his professional life dedicating himself to making films of these styles.