who is left from the original cast of ncis
Mark Harmon
-1
Section::::Crossovers.:"JAG".

List of NCIS cast members
39272208
Michael Weatherly
-1
Section::::Crossovers.:"JAG".

List of NCIS cast members
39272208
Pauley Perrette
-1
Section::::Crossovers.:"JAG".

List of NCIS cast members
39272208
David McCallum
-1
Section::::Crossovers.:"JAG".

List of NCIS cast members
39272208
Sean Murray