Brian Dietzen is an unthusiastic American actor and an artist who has been featuring in the television screen since the year 2002. He is widely known for the role called Jimmy Palmer where he portrays in the television series of NCIS. He began his career in the NCIS from the year 2004. Brian Dietzen was born on the 14th of November in the year 1977. He was born in Barrington in the state of Illinois and was also raised there. At that time he attended the University of Colorado which was located at Boulder. During that time he studied theatre which was associated from the BFA program of acting. From the supporting role in the NCIS he had been appearing regularly and in the year of 2012 he had been promoted to feature in the start of the tenth season.

Dietzen has got a good start in his career as he got to appear in several movies too which was from the production of various producing unit. He got to feature in the production unit of the movie Equus while his other features also include in Waiting Godot and later he got to join the Colorado Shakespeare Festival. He got enrolled in the movie festival for two years and got many ideas which were beneficial for his acting career. Some of his other appearances also include in the television series titled My Guide to Becoming a Star. He was casted in the television series which was from the production of The WB and also was telecasted in The WB television network. He did the role of a drummer of a musical in the series and also had regular character play in the show. After Dietzen had got quite a role in the series and show he later got to involve in some other telecasting works. He got to work along with some renowned persons like John Riggi and Steve Rudnick. Dietzen worked with Riggi and Rudnick for the project which was titled The Oldest man in Show Biz. He acted along with Rudnick while the production and direction was from Riggi. Apart from the television shows and series he also has got some roles in the movie. He had a cameo role in the movie From Justin to Kelly.  He also has got usual role in the NCIS series which is telecasted in the CBS television network. Dietzen portrays Jimmy Palmer where he works as an assistant of a medical examiner. He got the role from the first seasonin the episode which was titled Split Decision. He was later promoted in the year 2012 and got the member of the cast and got to feature in the tenth season regularly.

Brian Dietzen is one of the aspiring actor in the television screen and also in the movies. He has got the height of 183 cm which is equivalent to 6ft and in the year of 2004 he got married to his wife, Kelly Dietzen. In the movie, From justin to Kelly, he got to act with some other professionals like Justin Guarini and along with the actress and singer, Kelly Clarkson. Talking about his some features in television series, Boston Public which was telecasted in the year 2002. His latest appearance can be seen in the series of Hit Factor in 2008 and also in the 2013 television show which was titled Perception. He did the role of Clerk and Mark Leighton in the television series respectively. About his movies appearance he has done a role of a ghost in the movie Purgatory House which was released in the year 2004. The a later year he appeared in Self Inflicted. His latest appearance can be seen in the movie Nowhere to Hide.