On a film or TV set, the person who holds the clapperboard (which has information on it, for example film title, shot number, etc) in front of the camera for about one second at the start of each shot after the camera starts rolling.
On a film or TV set, the person who holds the clapperboard (which has information on it, for example film title, shot number, etc) in front of the camera for about one second at the start of each shot after the camera starts rolling.