Jonas Cobb
D     E     C     E     A     S     E     D
Gender: Male   Male
Died: May 2011.
Status: Deceased - died after being shot four times in the chest by both NCIS Special Agent Leroy Jethro Gibbs and NCIS Director Leon Vance.
Portrayed by: Kerr Smith
 First Appearance
  ●   NCIS: Swan Song (episode).
 Last Appearance
  ●   NCIS: Pyramid (episode).
List of Appearances

Jonas Cobb was a former Lieutenant in the United States Navy and also a serial killer operating under the name, "The Port-to-Port Killer".



NCIS Season 8Edit





  • Unnamed Al-Qaeda operative- (Unknown location, stabbed to death).
  • July 3, 2010: Captain Douglas Johnson- (Rota, Spain Victim, throat slit).
  • November 11, 2010: Seamen Apprentice Steven Bennett- (Sasebo, Japan Victim, throat slit).
  • February 17, 2011: Rear Admiral Arthur Reed- (Guam Victim, throat Slit).
  • February 22, 2011: Retired Navy Captain Nathan Finney- (Alexandria, Virginia, throat slit).
  • March 31, 2011: Seaman Derek Balfour- (Falls Church, Virginia, Victim, throat slit).
  • April 24, 2011: NCIS Special Agent Earl Stark- (Throat slit, used ID to enter NCIS many times).
  • May 10, 2011: Michael Franks (stabbed, stole his firearm).
  • May 10, 2011: Gayne Levin- (shot, later bled to death from his injuries).

Attempted VictimsEdit