August financial results

10.October, 2009

Second Quarter 2009 Financial Highlights:

* Adjusted OIBDA increased to $381 million

* Net income available to Discovery stockholders increased to $183 million

* Free Cash Flow increased to $166 million

David Zaslav, Discovery’s President and Chief Executive Officer, said “Discovery’s second quarter
results demonstrate our ability to execute on our business plan and strategic initiatives in a difficult
operating environment.

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