Watch The Drowning Pool (1975) (1975) HD Full Movie Free on solarmovie.do. Watch The Drowning Pool (1975) (1975) online free. Harper's a big-city PI, who travels to Louisiana to help an old girlfriend who's worried her husband...Harper's a big-city PI, who travels to Louisiana to help an old girlfriend who's worried her husband will find out she's been cheating on him.