In Pictures: On set for Goblet of Fire

1 of 6 Dan Radcliffe and Rupert Grint, or Harry and Ron, prepare for a classroom scene on set for Goblet of Fire

2 of 6 Neville, Hermione and Ron look worried at the Tri-Wizard Tournament

3 of 6 Dan dances with one of the Patil twins in a scene at the Yule Ball

4 of 6 This doesn't look quite so calm - chaos at the Quidditch World Cup

5 of 6 Harry takes to the water for a Tri-Wizard scene

6 of 6 Hermione, Harry and Ron chat at the Yule Ball