“improvised” scene, give yourself something to do! anything that is real looks amazing on camera. so really read the book; really listen to the other person; really try to get the piece of lint off of your clothes; really trace a heart in the water spilled on the table.
use props and bits of in a scene. adjust your clothes. really observe the other person in the scene. feel the breeze on your face. clean your finger nails. touch someone with love. stare so hard into their eyes that you make them tell you the truth.
doing something also distracts you from feeling like you are acting. if you are busy doing 