Charlotte Gainsbourg has a nude scene in Happily Ever After, which came out in 2004. In one of the sex scenes, she gives us a glimpse of her butt. While there isn't a lot of full nudity, she definitely looks pretty hot in that bikini.

Charlotte Gainsbourg and Noee Abita have some nude scenes in the film "The Passengers of the Night" (originally titled "Les passagers de la nuit"), which came out in 2022. In those scenes, both Charlotte and Noee reveal their breasts, and there are also a few erotic moments and sexual encounters featuring them.

Charlotte Gainsbourg, Maryon Bertrand, and Claire Romain have some steamy moments in season 1, episode 4 of "Alphonse," which came out in 2023. In this episode, Maryon Bertrand appears nude, and there are also some intimate scenes featuring all three of them.