'' Mark Felt : The Man Who Brought Down the White House '' is a 2017 American biographical political thriller film directed and written by Peter Landesman , and based on the 2006 autobiography of FBI agent Mark Felt , written with John O'Connor . The film depicts how Felt became an anonymous source ( " Deep Throat " ) for reporters Bob Woodward and Carl Bernstein , and helped them in the investigation which led them to the Watergate scandal . The film stars Liam Neeson , Diane Lane , Tony Goldwyn , and Maika Monroe . It premiered at the Toronto International Film Festival on September 8 , and was theatrically released on September 29 , 2017 , by Sony Pictures Classics
Toronto International Film Festival
2017 Toronto International Film Festival
Mark Felt: The Man Who Brought Down the White House