Brian Dietzen

Brian Keith Dietzen (born November 14, 1977) is an American actor best known for his role as Dr. Jimmy Palmer on the hit TV series NCIS. Born in Barrington, Illinois, Dietzen moved to Colorado at a young age and developed a passion for acting. He studied theatre at the University of Colorado at Boulder and began his acting career in local productions. Dietzen has appeared in a variety of stage productions, including Equus and Waiting for Godot, and joined The Colorado Shakespeare Festival. In addition to his stage work, he has also appeared in the film From Justin to Kelly. Since 2004, Dietzen has portrayed Dr. Jimmy Palmer on NCIS, a role he was promoted to series regular in 2012.