Trivia: Under Siege
- Actor Allusion: Jordan Tate is "Miss July '89" — actress Erika Eleniak, who played her, was Playboy's Playmate of the month of July 1989 in real life.
- Hey, It's That Guy!:
- The playboy playmate who jumps out of the cake kissed Elliot ten years previously.
- One of the sailors is played by Damian Chapa, better known as Ken Masters in the 1994 movie.
- Obnoxious boot-licking USS Missouri junior officer Ensign Taylor later grows a pair to become CTU Special Agent Aaron Pierce and later gets promoted to badass version of himself in military uniform as USMC General Morshower.
- Mr. Joshua, spitting in the head cook's soup is a bad idea.
- Chief O'Brien is working for the terrorists.