Joseph Aaron Carnahan, born on May 9, 1969, has built his reputation as a renowned American film director, screenwriter, producer, and actor. His portfolio boasts a variety of critically acclaimed films including 'Blood, Guts, Bullets and Octane', 'Narc', 'Smokin' Aces', 'The A-Team', 'The Grey' and 'Boss Level'. Carnahan is also recognized for his contributions to the NBC television series 'The Blacklist', where he wrote and directed several episodes. He shares a close familial relationship with notable figures in the film industry, including his brother Matthew Michael Carnahan, a commendable screenwriter, and producer Leah Carnahan.

Raised in Michigan and Northern California, Carnahan's academic journey took him from San Francisco State University to California State University, Sacramento, where he obtained his B.A. in Filmography. His early professional efforts were in the Promotions Department of Sacramento's KMAX-TV, where he produced short films and television spots. Carnahan gained recognition for his 1998 film 'Blood, Guts, Bullets and Octane' and directed other prominent films such as 'Narc'. His filmography includes diverse titles like 'Pride and Glory', 'Remarkable Fellows', and 'The A-Team'. Carnahan's directing prowess extended to thrillers such as 'The Grey' and the television series 'The Blacklist'. He is currently engaged in writing the script for Mark Millar comic book series 'Nemesis' film adaptation and is set to direct 'Killing Pablo', a book by Mark Bowden. Carnahan has also made notable contributions to NBC's 'State of Affairs' and is currently working on directing 'Shadow Force' by Lionsgate Films.