Kidman] made a decision to turn around and initiate ultimately this intervention. It was done in such a way that the love in that room at that moment was just right. I was like, ‘Put the cuffs on, let’s go,’” he told Oprah Winfrey in 2010.

Urban spent three months in rehab at the Betty Ford Center and has since credited Kidman for standing by him during his darkest period.

‘Very, very, very bad, painful place’

Kidman herself reflected on that time with characteristic candor: “I’ve learned an enormous amount having a relationship with someone who is in recovery. I’m more than willing to walk it with him. The two of us are very committed to our relationship,” the American-Aussie actor told Vanity Fair. “We were in a very, very, very bad, painful place, and have managed to step through it.

“And that’s enough said. Anything else is overindulgent and unnecessary right now. And I think it jinxes it, in a way, and that’s why I don’t go on about my enormous feelings for this man.”