There are many different important roles within a crew that are vital to a successful show.
Camera Operators - When on the cameras, you have to be very alert and sharp as you have too not only listen to directors but also make your own decisions on the fly. So you must have good understanding of shots that are required at the right time and iniative to execute them.
The Vision Mixer - If your using the vision mixer during a live show you must also be very alert and efficient so that your ready to respond and operate it quickly to the directors orders. Good understanding and knowledge of technical terms are also important as the majority of the role is listening to the directors calls.
Sound/Audio Crew - To be successfull on the audio desk you must have good concentration and need to be very quick responding to whats happening live as you have to quickly operate the faders as the talent speak so it's not too loud or quiet and so that no unwanted sounds are heard.
Floor manager and Assistant Floor Manager - They are responsible for what is going on in the studio so must always know and be on top of things, they have to make their presence felt by the everybody in the TV studio and take the leadership role. They must have communication with the talent to get their orders across.
Director - Finally there is the director who is the most important member of the crew as they are in charge and lead the entire show. They need to have great communication skills and have communication with every member of the crew as it's their orders that have to be followed. They need to have creativity a good understanding of all the technical terminology and guide the entire show.
