Pirates of the Caribbean isn't a film series.
Pirates of the Caribbean : Dead Man 's Chest is a 2006 American fantasy swashbuckler film and the second installment of the Pirates of the Caribbean film series and the sequel to The Curse of the Black Pearl ( 2003 ) . Pirates of the Caribbean (film series) . The franchise 's second film , subtitled Dead Man 's Chest , was released three years later in 2006 ; the sequel proved successful , breaking financial records worldwide the day of its premiere .