(born Meritt David Mullen III; 26 June 1962) is an American cinematographer[1] known for his work on Twin Falls Idaho, Northfork, Akeelah and the Bee, The Astronaut Farmer, Jennifer's Body, and The Love Witch, as well as for his contributions to numerous television series, including The Marvelous Mrs. Maisel, for which he won an Emmy Award three times as well an ASC Award twice.

This collaboration led to their joint effort on Cinematography (Third Edition), a comprehensive guidebook on film production techniques.

[8] Prior to enrolling at CalArts, Mullen, already 27 years old, had acquired a strong grasp of the technical aspects of cinematography by extensively utilizing resources such as the UCLA film library.

[9] In the spring of 2004, Mullen attained membership in the American Society of Cinematographers—an esteemed accolade within the cinematography community.

[10][11] Notably, he received nominations for two Independent Spirit Awards for Best Cinematography: first in 2000 for Twin Falls Idaho, and then in 2004 for Northfork.