Tony Dominguez was idling in Los Angeles traffic when he got a call from the wife of a client about a decade ago. The client was a film star with a bad alcohol problem and an increasingly fragile professional reputation.

He had stopped answering his phone while on holiday in a European country. That meant he was drinking, which meant he was facing mounting odds of public disgrace or death. Within a few hours, Tony was on a flight to go get him.

Financial Times