The importance of safety on ships is beyond dispute, however, there are some types of ship for which this matter deserves special consideration. One of these types of ships are passenger cruises, due to the high number of human lives that travel on board. For this reason, we believe that a particular study of safety in cruise ships is needed. The Port State Control (PSC) mechanism of coastal States to try to ensure security in their territorial waters in respect of the traffic of foreign ships may, a priori, be an impartial and reliable indicator of security, according to the deficiencies it detect in ships and the detentions that carried out. Thus, we will use the PSC inspections in this paper. The source of information about PSC i...