Walsh

Walsh is a Lieutenant Colonel in the United States Marine Corps and also the commanding officer to Marine Majors Jim Kidwell and Craig Peary.
==Biography==
===Pre-Series===
===NCIS Season 1===
==Personality==
==Physical Appearance==
Category:Americans in NCIS
Category:NCIS articles whose full names are not known
Category:One-Off NCIS Characters
Category:Marines in NCIS
Category:Marine Lieutenant Colonels in NCIS