Hot Line

Hot Line (1970) is a film directed by Tommy Goetz rated 10.0/10.

An average family man, who has a mistress on the side, discovers his mistress is bisexual - and, to make matters worse, is having sexual relations with his wife. When he confronts the two women, they respond by grabbing and spreadeagling him to a bed, and then proceed to have sex with the helpless husband.