Daniel Radcliffe spoke to Movie Magic magazine about how much creative freedom he feels he has received upon working in
Half-Blood Prince; his views on the portrayal of characters in adapted stories and original scripts; and his preference of filming darker and more serious scenes as opposed to comedic plots. The short interview can be seen in high resolution
here:

Harry Potter and the Half-Blood Prince will be out July 17, 2009.
Source:
Ice Cream Man