It tells a tale of two Los Angeles homicide detectives investigating a murder in an Alaskan town. • A tough cop; A brilliant killer; An unspeakable crime. Al Pacino, Robin Williams, and Hilary Swank leads; co-starring Maura Tierney, Martin Donovan, Nicky Katt, and Paul Dooley. Christopher Nolan directs from the screenplay by Hillary Seitz; Based on the 1997 Norsk Film production "Insommia". Produced by Paul Junger Witt, Edward L. McDonnell, Broderick Johnson and Andrew A. Kosove; Executive Producers: George Clooney, Steven Soderbergh, Tony Thomas, Kim Roth and Charles J.D. Schlissel. Music by David Julyan. a Witt/Thomas / Section Eight production for Alcon Entertainment; Distributed by Warner Bros. Pictures. Filmed around the state of Alaska and around B.C., Canada from April 16 - June 30, 2001. Approved [#38846]/rated R for language, for some violence, and for brief nudity.