Fire drill on an unidentified P&O passenger cruise liner

Fire drill on an unidentified P&O passenger cruise liner. One Lascar sailor is wearing a fire helmet which is connected to a long armoured hose leading to a foot bellows to provide him with air. Three other Lascar sailors stand in line beside him and they are supervised by a European officer. A serang is on the far right and next to him is another Lascar wearing a life jacket. A safety lamp is on the deck.