Arnold Schwarzenegger Talks 'Secret Affair' with "60 Minutes"

Posted Friday September 28, 2012 12:36 PM GMT

As he readies to release his personal memoir, Arnold Schwarzenegger is hitting the press circuit to build up interest in the biographical literary work.

Amidst his media blitz, , the former California governor sat down with Lesley Stahl for an interview airing on CBS' "60 Minutes" this Sunday (September 30) at 7PM ET/PT.

During a just-released preview from the "60 Minutes" sitdown, Arnold addresses the secret affair that ended his marriage to Maria Shriver for the very first time - with the unfaithfulness documented in his newly penned memoir.

Of this, the "Total Recall" action star tells, "I think it was the stupidest thing I've done in the whole relationship. It was terrible."

"It inflicted tremendous pain on Maria and unbelievable pain on the kids," Schwarzenegger adds.

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