Randy Vasquez

When evidence calls for a joint investigation between NCIS and ATF, DiNozzo partners up with his girlfriend, Special Agent Zoe Keates. Anthony DiNozzo Sr visits.

When a reality star is killed, the team look into the show's cast and their secret pasts, as well as the obsessed fans.

Webb teams up with Harm and Mac in Paraguay in order to find the terrorist Sadiq. Mac goes undercover to meet the secretary of a local CIA contact that has been leaking information to Sadiq.

Webb convinces Mac to pose as his wife on an undercover assignment. Bud defends Sturgis on an appeals case, while Chegwidden attempts to propose to Meredith.

Lt Commander Teresa Coulter joins Harm and Mac in Afghanistan to identify the remains of possible al-Qaeda members.

After failing to get any information on Mac and Webb, Harm resigns his commission to go after them. Mac and Webb eliminate one drug dealer, but Gunny gets them into trouble.