In this URL we're using a player developed over Strobe Media Player, which is requesting some extra SWF files (plugins).
The problem is that the player is not being embedded in FB.
Which is working when opened directly in a browser.
Although, when sharing a page with it's og: video meta-tag pointing to the original Strobe Media Player:
It's working. In this case no extra requests are made.
What's the problem? Is FB blocking further requests of SWF files?