The Infiltrator

The Infiltrator is an American film about an Israeli freelance journalist who travels to Germany c. the early 1990s and uncovers a story about a dangerously pervasive underground NeoNazi faction, who are intent to bring Nazism back to the forefront in Germany. It originally aired on HBO in 1995. Among its cast include Oliver Platt, Arliss Howard, Tony Haygarth and Julian Glover. It is based on the book In Hitlers Shadow An Israelis Journey Inside Germanys NeoNazi Movement by Yaron Svoray.

Source: Wikipedia