Stephen Collins spoke out about his inappropriate sexual encounters with three underage girls for the first time on camera -- but what he ended up revealing about his own childhood was equally disturbing.
In an interview with Katie Couric, the 67-year-old actor admitted that an older woman exposed herself to him when he was nearly a pre-teen.
READ MORE: Stephen Collins Confesses to Child Molestation: "I Did Something Terribly Wrong"
"It's not an excuse because none of this is an excuse," he said. "But I did have someone in my life when I was between the ages of 10 and 15, an older woman who repeatedly exposed herself to me."
"I think that distorted my perception in such a way that some part of me felt," he continued. "I never felt like I was molested, that word never crossed my mind. It was a very intense experience – I think somewhere in my brain I got the equation that, 'Well, this isn't so terrible. This person who I trust is doing it."
The '20/20' interview aired on ABC. Watch it here: