On Hostile Ground

At the outskirts of New Orleans a sewage tunnel caves in; city officials are less concerned about the worker who was killed then about possible repercussions on the impending Mardi Gras in the French Quarter, which is the tourist hight point of the year in Louisiana, so the priority is to prevent a panic. Still Allison Beauchamp, calls on her intimate friend, geologist Matt Andrews, who is extremely cautious since an accident only he blames himself for, to investigate... (imdb)