There are a number of scenes depicting topless women. A number of sex scenes that contain nudity, but usually aren't graphic.
Craig joins Cheryl in the bathtub. She shows partial breasts, he shows partial rear.
Victoria tries to seduce the pool boy. She is shown taking her top off (followed by a zoom in to her breasts) and crawling into the pool and kissing him before he gets out of the pool with his rear peaking out of his bathing suit and runs away.
It is implied that Cheryl and Craig have sex in bed. Cheryl leans over to kiss Craig and they lie down still kissing before the scene fades away. Other than the side of Cheryl's breast, there is no nudity to speak of, due to strategic coverage by sheets.
There is a long sex scene between Victoria and Craig while they are under the influence of drugs. Her breasts and rear are shown. There is no thrusting or moaning, but there is a lot of passionate kissing. He kisses and touches her breasts (multiple closeups). She gives him oral sex (not explicit).
Victoria undresses and hugs Craig, showing breasts and rear.
Gail has sex with Craig. She shows breasts, he shows rear.