[saym]

In addition to film, I highly recommend the book published by the whistleblower Harry Markopolos, "No One Would Listen".[0]

He spent the better part of a decade trying to alert the SEC to what he found. It was certainly a risky endeavour given how much money was at stake.

[0] https://duckduckgo.com/?q=harry+markopolos+no+one+would+list...