Play Time (1995)

Watching is only half the fun...

Lindsey and Geena spend some time together by the pool while their husbands play golf. After talking about their fantasies they begin to enact a few of them for each other. Soon they incorporate Lindsey's husband Joe into their intimate games. When straight-laced Brad finds out what his wife and friends have been doing he blows up, threatening their marriages and friendships.