As of now, there are no official announcements regarding a new "Under Siege" movie following "Under Siege 2: Dark Territory." While there have been discussions and interest in reviving the franchise, particularly with Steven Seagal reprising his role as Casey Ryback, no concrete plans or timelines have been confirmed. Fans of the series should keep an eye on entertainment news for any developments.

Katherine Heigl was born on November 24, 1978. "Under Siege 2: Dark Territory" was released on July 22, 1995. At that time, she was 16 years old. In the film, she plays the character Sarah Tobias, the niece of Seagal's character, Casey Ryback.

"Under Siege 2: Dark Territory" is a 1995 action film and the sequel to "Under Siege." It follows former Navy SEAL and cook Casey Ryback, played by Steven Seagal, who is traveling by train with his niece. The train is hijacked by a group of terrorists led by a former CIA operative. They aim to seize control of a satellite weapon system. Ryback uses his combat skills to thwart the terrorists, protect his niece, and prevent the weapon from being used against U.S. cities, leading to intense action and confrontations.

"Under Siege 2: Dark Territory" was primarily filmed in various locations in the United States, with significant shooting taking place on location in Denver, Colorado. The film features scenes set on a moving train, and the production utilized both studio sets and outdoor locations to create the film's action sequences. Additionally, some scenes were shot in other areas to capture the film's dramatic landscapes and settings.