All of Jack Nicholson's scenes were filmed in only 10 days.

A Few Good Men was based loosely on an incident which involved a group of soldiers performing a hazing act on a recruit by the order of their platoon commander. The recruit nearly died, and it wasn't until the commander finally confessed in court that the soldiers were let off. This is confirmed by the director commentary.

Cruise calls Kevin Bacon Smiling Jack Ross. Bacon was also called Smiling Jack in 1986's QuickSilver. Submitted by William Bergquist