The 4th Floor is a 1999 mystery horror thriller film, written and directed by Josh Klausner in his directorial debut and starring Juliette Lewis, William Hurt, Shelley Duvall and Austin Pendleton. The film was released in 1999 on Fantasy Filmfest in Germany, but was not released in the US until 2000 when it went direct-to-video. It was filmed on location in New York City and Saint John, New Brunswick, Canada. The original music was written by Brian Tyler.

William McChord Hurt was an American actor. He is widely known for his performances on stage and screen, he received various awards including an Academy Award, BAFTA Award, and Cannes Film Festival Award for Best Actor.