Christian Bale (Patrick Bateman), Willem Dafoe (Detective Donald Kimball), Jared Leto (Paul Allen), Josh Lucas (Craig McDermott), Samantha Mathis (Courtney Rawlinson), Matt Ross (Luis Carruthers), Bill Sage (David Van Patten) more..., Chloë Sevigny (Jean), Cara Seymour (Christie), Justin Theroux (Timothy Bryce), Guinevere Turner (Elizabeth), Reese Witherspoon (Evelyn Williams), Krista Sutton (Sabrina), Reg E. Cathey (Al), Anthony Lemke (Marcus Halberstram), Stephen Bogaert (Harold Carnes), Monika Meier (Daisy), Blair Williams (Waiter #1), Marie Dame (Victoria), Kelley Harron (Bar Girl), Patricia Gage (Mrs. Wolfe), Landy Cannon (Man at Pierce & Pierce), Park Bench (Stash), Catherine Black (Vanden), Margaret Ma (Dry Cleaner Woman), Peter Tufford Kennedy (Hamilton), Mark Pawson (Humphrey Rhineback), Jessica Lau (Facialist), Lilette Wiens (Maitre Dí), Glen Marc Silot (Waiter), Charlotte Hunter (Libby), Kiki Buttignol (Caron), Joyce R. Korbin (Woman at ATM), Reuben Thompson (Waiter #2), Bryan Renfro (Night Watchman), Ross Gibby (Man Outside Store), Christina McKay (Young Woman), Alan McCullough (Man in Stall), Connie Chen (Gwendolyn Ichiban), Brett Alexander Davidson (Bartender (uncredited)) and others.

Suzanne Crowley (Casting), Billy Hopkins (Casting), Andrew Marcus (Editor), Kerry Barden (Casting), Isis Mussenden (Costume Design), Andrzej Sekula (Director of Photography), Ernie Barbarash (Co-Producer) more..., Lauren McLaughlin (Executive In Charge Of Production), John Cale (Original Music Composer), Mary Harron (Screenplay), Bret Easton Ellis (Novel), Guinevere Turner (Screenplay), Christian Halsey Solomon (Producer), Chris Hanley (Producer), Edward R. Pressman (Producer), Gideon Ponte (Production Design), Jeanne Develle (Set Decoration), Andrew M. Stearn (Art Direction), Goro Koyama (Foley Artist), Andy Malcolm (Foley Artist), Joseph Drake (Executive Producer), Michael Paseornek (Executive Producer), Gersha Phillips (Assistant Costume Designer), Alessandro Camon (Co-Producer), Mark Bennett (Casting Associate), Benjamin Cheah (Sound Designer), Matt Birman (Stunt Coordinator), Philip Stilman (Post Production Supervisor), Rob Weiss (Co-Producer), Lucy Orton (Key Hair Stylist), Jeff Sackman (Executive Producer), Clare Walker (Local Casting), Jane Tattersall (Supervising Sound Editor), Kerry Hayes (Still Photographer), Patrick Tarr (Set Dressing Artist), David McCallum (Sound Effects Editor), Garrett Kerr (Dialogue Editor), Keith Elliott (Sound Re-Recording Mixer), Michael Kavanagh (Special Effects Coordinator), Margot Boccia (Makeup Artist) and others.