Exclusive: 20th has landed the rights to a feature adaptation of the New York Times bestselling novel California Bear from Duane Swierczynski. Gary Lennon will write the feature alongiside Swierczynski with Ryan Coogler’s Proximity Media producing, sources tell Deadline.

Swierczynski’s latest novel is a thriller that follows four unlikely vigilantes whose decision to take justice into their own hands pits them against the villain behind California’s coldest murder case.

California Bear is 20th’s first project with Proximity. Rashonda Joplin, 20th’s Director of Production, and Catherine Hughes, Creative Executive, will be shepherding the project. 20th’s Head of Literary Affairs, Clare Reeth was instrumental in bringing the book into the studio. Ryan Coogler, Zinzi Coogler, Sev Ohanian produce through their company, Proximity Media. Rebecca Cho will exec produce and oversee the project along with Hannah Levy for Proximity Media.

In March, Lennon extended his development deal...