The Drowning Pool (1975)

Gail Strickland in The Drowning Pool (1975)

Harper is brought to Louisiana bayou country to help out an old girlfriend who is worried that her husband will find out that she is cheating on him. What is more, he finds himself caught in a power struggle between the matriarch of the family and a greedy oil baron, who wants her property. Poor Harper! Things are not as straight-forward as they initially appeared.