Many of the characters on this episode of the show were named after characters in Hasbro's line of GI Joe action figures. Carl Greer: Doc (Shana) O'Hara: Scarlett Marvin Hinton: Roadblock Courtney Krieger: Covergirl (James) Barney: Grand Slam Robert Graves: Grunt Blaine Parker: Mainframe.
When Ziva jumps out of the car as Robert Graves starts shooting at her, you can clearly see the black thong she is wearing.