johnlocke2342 said:
Well, DVD Player is... a DVD player. For DVDs. Harmy's DeEd is an AVCHD, aka a shrunken down Blu-ray. VLC works fine for me on OS X 10.8.4, as long as there's no subtitles.
That's it! I also tried VLC but it did not work. I will unpack it again and reinstall VLC.