Oliver Hudson is opening up about one of his biggest regrets.

During the Monday (April 8) episode of his podcast Sibling Rivalry, which he co-hosts with sister Kate Hudson, the 47-year-old Scream Queens actor admitted that he cheated on wife Erin Bartlett before they married in 2006.

Keep reading to find out more…“When I got engaged, something happened psychologically and I spiraled,” Oliver recalled. “I was unfaithful, and I was cheating. It was crazy.”

While he insisted he “never got caught,” Oliver said that he confessed his cheating to his then-fiancée.

“I told her everything because I couldn’t live with myself and get married, and be married and have children with this sort of weight,” Oliver noted.

At the time, Oliver told Erin that the reason behind his infidelity was because there was “something happening to me psychologically that I sort of had to get through,” but he decided to...