You can view images from the Harry Potter and the Half-Blood Prince photo-call from this morning in London here courtesy of Getty Images.
In attendance were Daniel Radcliffe, Rupert Grint, Emma Watson, Tom Felton, Michael Gambon, Tom Felton, Bonnie Wright, Jessie Cave and Jim Broadbent.
UPDATE: Thanks to Matt at HPFZ for link to new photos (updated above).
UPDATE II: Additional photos from WireImage are now online.