"My heart just goes out to him, and all of his family," the actress, 48, tells PEOPLE. "He's such a good person underneath all of it, he really is."
While most of the world awaits the latest Sheen tweet, rambling interview or Tiger Blood cocktail recipe, Preston recalls the days long before the troubled actor became a punch line.
Ron Galella / Wireimage
Preston went on to marry and raise a family with John Travolta – they just welcomed a new baby boy in November. But she still holds out hope that Sheen can find that same happiness, and return from the precipice of self-destruction.
"I think there's a way back for anyone," she says of the man she once loved. "I always have hope, and my prayers are with him."
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