Sean Murray, who plays Enson Guitry also stars in the JAG spin-off series, NCIS (2003), as Special Agent Timothy McGee.
Muse Watson, who plays Admiral Fessenden also guest starred in the JAG spin-off series NCIS (2003) as ex Special Agent Mike Franks, Agent Gibbs' mentor.
The aircraft carrier featured here is USS Reprisal (CV-35), of the Essex class. The keel was laid in 1942, but construction ended in 1944 (due to the approaching end of WW2), and she was scrapped in 1949.
The dialogue refers to a rape case on Okinawa. That pertains to a rape of a local woman on 04 September 1995 by three enlisted US servicemen (one sailor and two Marines).
It would only be possible to pick a man's picture out of the cruise book if the ship was very close to the end of the cruise. Cruise books contain pictures from as much of the cruise as possible. In order to do this, they are sent to the printer very near the end of the cruise so that they are ready when the ship returns home.