 | Josh Hartnett als Bucky Bleichert |
 | Scarlett Johansson als Kay Lake |
 | Aaron Eckhart als Lee Blanchard |
 | Hilary Swank als Madeleine Linscott |
 | Mia Kirshner als Elizabeth Short |
 | Mike Starr als Det. Russ Millard |
 | Fiona Shaw als Ramona Linscott |
 | Patrick Fischler als Deputy DA Ellis Loew |
 | James Otis als Dolph Bleichert |
 | John Kavanagh als Emmett Linscott |
 | Troy Evans als Chief Ted Green |
 | Anthony Russell als Morrie Friedman |
 | Pepe Serna als Tomas Dos Santos |
 | Angus MacInnes als Capt. John Tierney |
 | Rachel Miner als Martha Linscott |
 | Victor McGuire als Sgt. Bill Koenig |
 | Gregg Henry als Pete Lukins |
 | Jemima Rooper als Lorna Mertz |
 | Rose McGowan als Sheryl Saddon |
 | Dan Ponce als Mp |
 | Graham Norris als Cop |
 | Mike O'Connell als Shore Patrol |
 | Michael P. Flannigan als Desk Officer |
| John Solari als Baxter Fitch |
| Stephanie L. Moore als Baxter Fitch's Girlfriend |
 | Noel Arthur als Gunman #1 |
| Todd Thomas als Gunman #2 |
 | Steve Eastin als Detective |
 | Ian McNeice als Coroner |
| Claudia Katz Minnick als Frolic Bartender |
 | Mia Frye als Laverne Bartender |
 | Richard Brake als Bobby DeWitt |
 | William Finley als George Tilden |
| Joost Scholte als Madeleine's GI |
 | Fatso-Fasano als Dealer |
| Teo als Friedman's Tough Guy #1 |
| Kiril Efremov als Friedman's Tough Guy #2 |
| Petar Milchev als Perp |
| Désirée Cyganek als Lesbian Bar Dancer (uncredited) |
 | Brian De Palma als Elizabeth's Screen Test Director (voice) (uncredited) |
 | Kevin Dunn als Elizabeth Short's Father (uncredited) |
 | k.d. lang als Lesbian Bar Singer (uncredited) |
 | David Raibon als Man (uncredited) |
| Rudy Cohen | Producer |
| Brian De Palma | Director |
| Christopher Tandon | Art Direction |
| Art Linson | Producer |
| Moshe Diamant | Producer |
| Mark Isham | Original Music Composer |
| Avi Lerner | Producer |
| Josh Friedman | Screenplay |
| Vilmos Zsigmond | Director of Photography |
| James Ellroy | Novel |
| Bill Pankow | Editor |
| Dante Ferretti | Production Design |
| Elisabeth Fry | Hairstylist |
| Carla Murray | Sound Effects Editor |
| Kaloian Vodenicharov | Stunt Coordinator |
| Elitsa Taseva | Set Costumer |
| Elli Griff | Set Decoration |
| Anna Hadzhieva | Art Department Coordinator |
| Steve Baine | Foley |
| Neven Mihailova | Camera Operator |
| Marisa Aboitiz | Costume Supervisor |
| John W. Barbee | Transportation Coordinator |
| Paula Fairfield | Sound Designer |
| Ivon Ivanova | Makeup Artist |
| Sue Field | Script Supervisor |
| Jenny Beavan | Costume Design |
| David T. Cannon | Construction Coordinator |
| Mark Dornfeld | Visual Effects Supervisor |
| Gary Hymes | Stunt Coordinator |
| Larry McConkey | Camera Operator |
| Rolf Konow | Still Photographer |
| Jill Korengold | Set Costumer |
| Nathan Robitaille | Sound Effects Editor |
| Lucy Boulting | Casting |
| Bonnie Clevering | Hairstylist |
| Morag Ross | Makeup Artist |
| Heba Thorisdottir | Makeup Artist |
| Lisa J. Levine | ADR & Dubbing |
| Keith Elliott | Sound Re-Recording Mixer |
| David Diamond | Location Manager |
| Todd Beckett | Sound Re-Recording Mixer |
| Ross W. Clarkson | Camera Operator |
| Joseph D. Urbanczyk | Camera Operator |
| Jaromír Šedina | Steadicam Operator |
| Dimitrina Stoyanova | Makeup Artist |
| Lee de Lang | Sound Effects Editor |
| Mark Zsifkovits | Sound Re-Recording Mixer |
| Kevin Hannigan | Special Effects Coordinator |
| Amir Khalighi | Stunt Coordinator |
| Johanna Ray | Casting |
| Mia Frye | Choreographer |
| Guy Adan | Publicist |
| Teresa Razzauti | Casting |
| Barbara Olvera | Hairstylist |
| Irina Hadzhieva | Art Department Coordinator |
| Sara Philpott | Art Department Coordinator |
| Ray Yamagata | Assistant Art Director |
| Rosica Canovska | Hairstylist |
| Carol Pershing | Hairstylist |
| Anthony Simonaitis | Special Effects Coordinator |
| Michele Ferrone | Visual Effects Producer |
| Nimi Getter | Gaffer |
| Robert Jason | Gaffer |
| Ramiro Belgardt | Music Editor |
| Merrick Morton | Still Photographer |
| Nancy Pyne-Hapke | Studio Teachers |
| Alisa Buckley | Unit Publicist |
| Zoltan Elek | Makeup Artist |
| Ed Fincher | Set Costumer |
| Gabriel Georgiev | Location Manager |
| Melody Miller | Property Master |
| Jill Purdy | Supervising Dialogue Editor |
| Jill Purdy | Supervising ADR Editor |
| Dirk Buchmann | Property Master |
| Samuel Hadida | Co-Executive Producer |
| Victor Hadida | Co-Executive Producer |
| Rolf Deyhle | Executive Producer |
| Henrik Huydts | Executive Producer |
| Andreas Thiesmeyer | Executive Producer |
| Josef Lautenschlager | Executive Producer |
| Danny Dimbort | Executive Producer |
| Trevor Short | Executive Producer |
| Boaz Davidson | Executive Producer |
| John Thompson | Executive Producer |
| Mark Egerton | First Assistant Director |
| Gerd Koechlin | Co-Executive Producer |
| Manfred D. Heid | Co-Executive Producer |
| Jochen Kamlah | Co-Executive Producer |
| Randall L. Johnson | Boom Operator |
| Candice Levy | Post Production Coordinator |
| Paula Fairfield | Supervising Sound Editor |
| Trent Richmond | Sound Assistant |
| Peter Persaud | Foley Recordist |
| Ashley Waldron | Music Supervisor |
| Selena Arizanovic | Music Coordinator |
| Sandy Holt | ADR Voice Casting |
| Lillani E. Moran | Visual Effects Coordinator |
| Mike Sowa | Digital Intermediate Colorist |
| Stanimir Stamatov | Stunts |
