Some sexual discussion and a scene of women in swimsuits. No frontal nudity or intercourse is present in this film.
Daniel Radcliffe's rear is shown four times, for comical effect, not sexual in nature.
There is a lot of talk about masturbation.
There are strong sex references which include some focus on a character's erection beneath his clothing, and several verbal references to masturbation
No frontal nudity
Conversations about sex and "just putting the tip in"
A dead body gets an erection.