LONDON — Warner Bros. has inked a multi-year output deal with Brit commercial web ITV, giving the channel free-to-air broadcast rights for a slew of titles including the broadcast preem of “Harry Potter and the Half-Blood Prince.”

Under the deal, ITV, which has been the broadcast home of the “Harry Potter” franchise in Blighty for the past six years, will see its Warner Bros. portfolio increase with the addition of titles like “300,” “I Am Legend,” “Body of Lies,” “The Matrix” trilogy, “Troy” and “Mystic River.”

Other titles covered by the deal include “Scooby Doo” and “Scooby Doo 2: Monsters Unleashed.”

The deal was announced Tuesday by Warner Bros. prexy of international television distribution Jeffrey R. Schlesinger and ITV director of digital channels and acquisitions Angela Jain.

“Given the successful association we’ve enjoyed with ‘Harry Potter’ and ITV over the last six years, it’s fitting that the free-to-air broadcast premiere of ‘Harry Potter and the Half Blood Prince’ is on ITV,” said Schlesinger in a statement. “ITV has been a great supporter of the films produced by the studio over the years and this deal once again illustrates the continuing value of top quality feature films to broadcast networks.”