There are three people visible in the image. They appear to be entering or exiting a "Casualty" area, which is indicated by the sign above them. The person on the left is wearing a dark-colored shirt and appears to be walking towards the entrance. The person in the middle is also dressed in dark clothing and seems to be holding a piece of paper or a small object. The person on the right is similarly dressed and is also holding something. All three individuals are facing forward, likely towards the entrance or exit of the "Casualty" area.