For a decade, Tom Cruise and Nicole Kidman were Hollywood’s patron saints of marriage. When not giving relentless interviews about how they were each other’s best friend, they were swinging their two children between them on sunny afternoon walks, posing in couture or snuggling at film openings.

Shortly after Jim and Michelle were married 13 years ago, Jim had an affair. Five years and two kids later, overcome with guilt, he confessed to his wife. Since then, relations between the two have been cool—something two rounds of marriage therapy did little to change.