The copy of Iron Fist #14 that McGee was reading had a mint copy valuation of $2250 in 2019. That valuation would have dropped to less than $200 after DiNozzo slapped it out of McGee's hands.
The Marine character is referred to as having a "swiss-cheesed memory," a term frequently used to describe the condition of the main character, Sam Beckett, of another Donald P. Bellisario production, Quantum Leap (1989)
Tony DiNozzo references James Bond in The Scottish accent of Sean Connery. The actors who play Ducky and Corporal Werth are both Scottish.
In a tweet, Paul Telfer stated that when filming the interrogation scene between Werth and Gibbs, he was flexing so hard to look like he was actually on steroids that he almost passed out.
Paul Telfer, who plays Corporal Damon Werth, revealed that the scene where Gibbs is interrogating him was filmed on his birthday.