Jeffrey Nachmanoff

Jeffrey Nachmanoff is an American screenwriter and director. He co-wrote the screenplay for the 2004 blockbuster film The Day After Tomorrow. He wrote and directed Traitor, which was released on August 27, 2008.

His most commercially successful film is The Day After Tomorrow, which grossed US$544 million. He is the director of Replicas (2018). Nachmanoff's family is Jewish.