Biography
Brian Dietzen is an American actor and screenwriter. He trained at the University of Colorado at Boulder, where he earned a BFA in acting, and performed with the Colorado Shakespeare Festival.
He is known for his role as Dr Jimmy Palmer on the series NCIS (2003), which he joined as a recurring character in 2004 before becoming a series regular from the tenth season in 2012. Dietzen has also written episodes of the series and appeared as the character in NCIS: New Orleans (2014) and NCIS: Hawaiʻi (2021). Earlier credits include My Guide to Becoming a Rock Star (2002) and the film From Justin to Kelly (2003).
