The femme fatale Francesco has a love scene and an attempted seduction, but the actress contrives in both cases to avoid any actual nudity (unless there is a 'continental' version with more exposure.
Later, her rival Mary gets out of bed and we see both upper and rear nudity. Pausing the scene, she is shown to be wearing some kind of covering over her pubic region.
All three of the younger actresses are shown in their underwear and/or bikinis.