Los Angeles: Actress Denise Richards says ex-husband Charlie Sheen was a "very different person" when they married in 2002.

Charlie Sheen and Denise Richards
Charlie Sheen and Denise Richards. Pics/Santa Banta

Sheen, 50, has had a troubled history with drug addiction, pornography and prostitutes. Richards spoke about the former "Two and a Half Men" star during a chat with Allegedly With Theo Von and Matthew Cole Weiss last week, reported Us magazine.

When asked about her history of dating "bad boys", Richards, 44, said, "Charlie, when I married him, he wasn't a bad boy. He was sober for almost four years. He was a very different person. His lifestyle was very, very different. He was a former bad boy, I guess,¿ the mom to their two daughters Sam, 11, and Lola, 10, said.

The interview was conducted before it was confirmed that Sheen is HIV positive. The former couple got divorced in 2006, Nowadays, however, Sheen and Richards have patched things up. "(It's) up and down," she said of her current relationship with Sheen. "I'm always here [for him,] but he's an addict.

For better or worse, he's going to be in my life for the rest of my life so I personally like to keep the peace."