When Billy takes the photo of him kissing Clare, his eyes are down. When he shows the picture to Nate, he's looking at the camera.
When Ruth is talking to Hiram outside the church in the beginning of the episode, David leaves to go to the car being upset after meeting Hiram. When Ruth says goodbye to Hiram and turns away to follow David, you can visibly see the impression of a mic-pack on her lower back through her blue dress.