09/10/2009 05:12 am ET Updated May 25, 2011

John Slattery On Mad Men , Directing, And All That Smoking

John Slattery--Emmy-nominated for playing Mad Men's other irresistible cad, Roger Sterling--talks to The Observer about good writing (Katherine Heigl, please take notes!), cigarettes and the secrets he won't tell us about in season three.

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