Who's that gaunt gentleman standing with Camila McConaughey?

Surprise – it's actually her husband, Matthew.

The actor, 42, has become somewhat unrecognizable in recent weeks since losing 30 pounds for his upcoming role in The Dallas Buyer's Club, the true story of a man with AIDS in the mid-1980s who seeks out experimental HIV drugs to prolong his life.

McConaughey looked extremely thin in photos showing him leaving a church in Austin, Texas, as he appeared to be leaning on his mother for support. If he seems as though he's somewhat ill, well, that's part of the point.

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