Biography
Hays Holladay is a composer, producer and songwriter based in Los Angeles. He frequently collaborates with his brother Ryan Holladay and director Zach Cregger.
Their joint credits include the score for the 2025 horror film Weapons, on which Cregger also contributed, the 2026 comedy Roommates, and the 2020 documentary Class Action Park (credited as The Holladay Brothers). Holladay has additional composer credits on projects including Resident Evil (2026) and shorts such as Santacon (2025).
Holladay founded the company Kalide, which designs custom audio effects plugins. Earlier in their careers, the Holladay brothers created immersive sound installations and location-aware music projects for clients including Dolby and the U.S. Embassy in London.
