In a showbiz career spanning well over three decades, actor John Marshall Jones has appeared in over seventy television shows and more than twenty feature films, primarily in supporting roles. The comedy Sgt. Bilko (1996) and the action thriller Con Air (1997) are some of his notable film credits; while the sci-fi drama John Doe (2002-`03), the comedy-drama Hart of Dixie (2011-`15) and the police procedural Bosch (2014-) are among Jones` significant television credits.

More recently, the actor was seen in the tv show Shooter (2016-`18) and the supernatural horror thriller film The Curse of the Weeping Woman (2019).