It's time to start practicing those spells — the Harry Potter films are coming back to the big screen.From Aug. 31 to Sept. 6, each of the 141 Cinemark theaters will be showing all eight Harry Potter movies, plus Fantastic Beasts and Where to Find Them.Unfortunately for Potter fans in Tampa Bay, the the closest Cinemark is at Lakeland Square Mall.Wizarding World XD Week comes 20 years after the first book in the series, Harry Potter and The Sorcerer's Stone, was released in the United States in September 1998. It's also coming right before the November release of Fantastic Beasts: The Crimes of Grindelwald.Wizards and witches won't have to spend all their galleons to enjoy the event. Each film is just $5 per screening. For dedicated fans, the theater is offering a limited number of $25 festival passes to see all nine of the films. The passes come with a collectible keychain, a festival badge and a souvenir cup that is refillable for $3.50 through the end of November.Fans will enjoy the films in the comfort of Cinemark XD, which boasts a wall-to-wall screen, "11.1 layers of multi-channel surround sound" and a projector "capable of 35 trillion colors."To purchase tickets and view showtimes, visit www.cinemark.com/wizardingworld.