The victim's rating insignia shows he is a Operations Specialist, but his warfare qualification says he his a submariner. The navy does not station Operations Specialists to submarines.
Director Vance refers to the victim as a Petty Officer, but he was a Chief Petty Officer, and as such, the normal way to refer to some of that rank is as "Chief". The director of NCIS would know this.
The murder victim is said to have served aboard USS Lafayette (SSBN-616) in the recent past; however, in the real world of the US Navy, Lafayette had become decommissioned in 1991, which is 21 years before the first airing of this episode.
At 37:23- Dorneget is holding the steering wheel steady yet the view out the back window shows the car is following a curving road.
A British person would not say cell phone they call them mobile phones.
Driving from the Navy Yard to PHI is only 141 miles. Policy is for cars to be fueled before departure, there should have been no reason to stop for fuel, thus no opportunity for the escape.
While refueling the car the model asks for her purse a British woman would say handbag not purse.
Ahah Bayar is at pains to appears cultured and educated but said "But usually usually I work for whomever pays me the most." The 'whomever' is an ignorant affectation (called a linguistic hypercorrection). It should be 'whoever'.