The following is a script from “Anonymous, Inc.” which aired on Jan. 31, 2016. Steve Kroft is the correspondent. Graham Messick and Kevin Livelli, producers.

If you like crime dramas and movies with international intrigue, then you probably have a basic understanding of money laundering. It’s how dictators, drug dealers, corrupt politicians, and other crooks avoid getting caught by transforming their ill-gotten gains into assets that appear to be legitimate.

They do it by moving the dirty money through a maze of dummy corporations and offshore bank accounts that conceal their identity and the source of the funds.

And most of it would never happen without the help — witting or unwitting — of lawyers, accountants and incorporators; the people who actually create these anonymous shell companies and help move the money. In fact, the U.S. has become one of the most popular places in the world to do it.