Sweet Bird of Aquarius (1970)

Several scenes take place at a nudist club, in which all men and women and shown fully nude, breasts, buttocks and genitals are visible.

Several couples have sex in the same room, and sometimes trade partners. This happens at least twice. Those scenes are not explicit, but are drawn out. In some cases, men are sucking on the nipples of the women. Men and women are sometimes fully nude, usually only breasts and buttocks are visible, occasionally a man's genitals may be visible, but obscured by shadows.

A couple have sex in their car. The scene lasts the full duration, the woman's breasts are visible, but the man can only be seen from behind and from the waist up. The moans throughout the scene.

There's a scene where a man is about to perform oral sex on a woman, but she pushes him away after changing her mind. This results in the man grabbing her aggressively.

Several scenes of people smoking cigarettes.

Some scenes of people drinking alcohol.