Cheaters' Club

Cheaters' Club is an American made-for-television thriller film from 2006. A trio of women find their lives at risk after following the advice of a psychiatrist. Their psychiatrist, who practices what she preaches, recommended that the women commit adultery in order to sustain their marriages. This seems to work out fine for the women until they discover that their counselor has been slain and that the killer plans on ending their lives as well.