Kurt Johnstad 2 credits

Birthplace United States

Kurt Johnstad is an American screenwriter. He has worked on several films including 300, for which he was nominated for a Saturn Award, along with Michael Gordon and Zack Snyder. He also wrote the screenplays for Act of Valor, 300: Rise of an Empire, Atomic Blonde, and The Last Photograph, and was tapped to write one of two competing screenplays for Aquaman; Will Beall's script was eventually chosen for the film.

Source: Wikipedia, CC BY-SA 4.0.