There was no nudity from Alex in the premiere, but the scuttlebutt is that there will be some Daddario exposure in future episodes. Stay tuned.
Here is a .gif of the scene. She strips down to a bikini and enters the water. Another of our favorites, Sydney Sweeney, is one of the onlookers.
Another Daddario scene:
Update: She bared a breast in episode 2