Which Film Had The Biggest Grossing Opening Weekend In The UK Box Office?

The film with the highest grossing opening weekend in the UK box office is Harry Potter and the Prisoner of Azkaban in 2004 with an opening gross of £23, 882, 688 million. Azkaban, the third in the series, went on to make over $789 million dollars worldwide
The Harry Potter franchise also holds the second and third positions, with The Chamber of Secrets accumulating £18, 871, 829 in 2002 and The Philosopher's Stone £16, 335, 627 million in 2001. Independence Day made £16, 034, 540 million in 1996, while The Lord of the Rings: The Return of the King accrued £15, 021, 761 in 2003. Harry Potter and the Goblet of Fire (2005),  Star Wars Episode III: Return of the Sith (2005) and X-Men: The Last Stand (2006)  both achieved opening weekend grosses of around £14 million, with The Lord of the Rings: The Two Towers (2002) and Pirates of the Caribbean 2 making around £13 million.

The film with the highest grossing opening weekend in the US box office is the sequel  Pirates of the Caribbean: Dead Man's Chest, which achieved a gross of $135, 634, 554 on the weekend of the 7th of July 2006, out grossing its predecessor almost three times over. It also set a record for the best single day total with $55.5 million and as the fastest film in history to reach $100 million. In the second weeks of its release, the film has generated $392.4 million, with an estimated $855 million worldwide. Its third instalment, World's End, due to be released in 2007, could break even these records. In comparison, Spiderman in 2002 comes second with $114, 844, 116 in 2002, while Star Wars III: Revenge of the Sith took $108, 435, 841 in 2005. The Harry Potter franchise has also made a huge impact on its opening weekends, while the Matrix trilogy, Spiderman 2, and The Passion of the Christ have all made considerable impacts.