The film, “The Peacemaker” (1997), with Nicole Kidman and George Clooney, was based on a fictional version of Jessica’s work at the National Security Council.
The film’s plot: A female nuclear scientist and a military intelligence officer team up to stop an Eastern European terrorist and a renegade Russian mercenary who have stolen nuclear weapons from the former Soviet Union and intend to use them to make a statement to the free world.

Official still photo from the film.

With George Clooney on the film set.
Articles about Jessica and “The Peacemaker” (each link opens a PDF)
A Woman With Throw-Weight
The Washington Post; September 27, 1997.
Pentagon Sees Its Worst Nightmare on Film
The Sunday Times (London); September 31, 1997.
The Woman Behind The Peacemaker
PARADE magazine; September 1997.
Hollywood on the Potomac
VOGUE; October 1997.