Diario de México & Nicandro Cardenas T for several photos via Twitter. Fox Mexico has videos via Periscope: Daniel y James con los fans & Cada vez más cerca de Radcliffe y McAvoy. Via Spencer Soloman there are videos (one below) and photos (socks). Via 20th Century Fox there's Daniel's thank you speech. A video from De Pelicula on Facebook and photos by Check back at this post later, if more videos might appear, I'll add them.
Update: 23rd November 2015. Photos from Asher Silva Vargas. Daniel signed his Guinness world record certificate. He has the largest collection of Harry Potter memorabilia.
Update: 3rd May 2016. Movie Network.
This video is also shared by danieljradcliffe.tk on Facebook.
Via Spencer Soloman
picture source: Victor Chavez