 | Natalie Portman als Nina Sayers / The Swan Queen |
 | Mila Kunis als Lily / The Black Swan |
 | Vincent Cassel als Thomas Leroy / The Gentleman |
 | Barbara Hershey als Erica Sayers / The Queen |
 | Winona Ryder als Beth Macintyre / The Dying Swan |
 | Benjamin Millepied als David Moreau / The Prince |
 | Ksenia Solo als Veronica / Little Swan |
 | Kristina Anapau als Galina / Little Swan |
 | Janet Montgomery als Madeline / Little Swan |
 | Sebastian Stan als Andrew / Suitor |
 | Toby Hemingway als Tom / Suitor |
 | Sergio Torrado als Sergio / Rothbart |
 | Mark Margolis als Mr. Fithian / Patron |
| Tina Sloan als Mrs. Fithian / Patron |
 | Abraham Aronofsky als Mr. Stein / Patron |
| Charlotte Aronofsky als Mrs. Stein / Patron |
 | Marcia Jean Kurtz als Costumer Georgina |
| Shaun O'Hagan als Stage Manager Sebastian |
 | Chris Gartin als Sexy Waiter Scott |
 | Deborah Offner als Administrator Susie |
 | Stanley B. Herman als Uncle Hank |
| Adriene Couvillion als Violinist |
 | Sarah Hay als Corps De Ballet |
 | Leslie Lyles als Nurse |
| John Epperson als Jaded Piano Player |
 | Patrick Heusinger als Rich Gent |
 | Anne Bergstedt Jordanova als Dancer (uncredited) |
| Liam Flaherty als Man in Stall |
| Sarah Lane als Lady in the Lane |
| Marina Stavitskaya als Ballet Mistress |
| Olga Kostritzky als Ballet Mistress |
| Christine Redpath als Ballet Mistress |
| Alexandra Damiani als Ballet Mistress |
| Rebecca Azenberg als Corps De Ballet |
| Laura Bowman als Corps De Ballet |
| Holly L. Fusco als Corps De Ballet |
| Abigail Mentzer als Corps De Ballet |
| Barette Vance als Corps De Ballet |
| Lillian di Piazza als Corps De Ballet |
| Megan Dickinson als Corps De Ballet |
| Jessy Hendrickson als Corps De Ballet |
| Geneviève Lebean als Corps De Ballet |
| Rachel Jambois als Corps De Ballet |
| Ryoko Sadoshima als Corps De Ballet |
| Kaia A. Tack als Corps De Ballet |
| Lauren Fadeley als Corps De Ballet |
| Adrianna de Svastich als Corps De Ballet |
| Jamie Wolf als Corps De Ballet |
| Carrie Lee Riggins als Corps De Ballet |
 | Gina Artese als Corps De Ballet |
| Daralina Komar als Ballet Dancer (uncredited) |
| Tim Lacatena als Ballet Dancer (uncredited) |
| Alyson Cambridge als Dancer (uncredited) |
| Mary Vernieu | Casting |
| Thérèse DePrez | Production Design |
| Matthew Libatique | Director of Photography |
| Clint Mansell | Original Music Composer |
| Darren Aronofsky | Director |
| Joseph P. Reidy | Producer |
| Joseph P. Reidy | First Assistant Director |
| Ann Goulder | Casting |
| Brian Emrich | Sound Designer |
| Henrik Fett | Visual Effects Supervisor |
| Ari Handel | Executive Producer |
| Jon Avnet | Executive Producer |
| Mike Medavoy | Producer |
| Arnold Messer | Producer |
| Brad Fischer | Executive Producer |
| Gayle Keller | Casting |
| Bruce Winant | Casting |
| David Thwaites | Executive Producer |
| Rick Schwartz | Executive Producer |
| Andrew Weisblum | Editor |
| Brian Oliver | Producer |
| Jennifer Roth | Executive Producer |
| Harry Higgins | Sound Recordist |
| Morris Flam | Gaffer |
| Mark Heyman | Screenplay |
| Andres Heinz | Screenplay |
| Andres Heinz | Story |
| Douglas Crosby | Stunt Coordinator |
| Tyler Thompson | Executive Producer |
| Barbara Christie | Stunts |
| David Stein | Art Direction |
| Rebecca Hofherr | Assistant Costume Designer |
| Benjamin Millepied | Choreographer |
| Peter Fruchtman | Executive Producer |
| Lindsay Graham | Casting Associate |
| Tim Stipan | Digital Intermediate Colorist |
| John J. McLaughlin | Screenplay |
| Scott Franklin | Producer |
| Jerry Fruchtman | Producer |
| Rose Garnett | Producer |
| Niko Tavernise | Still Photographer |
| Niko Tavernise | Visual Effects Coordinator |
| Amy Westcott | Costume Design |
| Max Sherwood | Assistant Property Master |
| Natalie Jean | Stunts |
| Sarah Lane | Stunts |
| Sarah Lane | Stunt Double |
| Jen Weissenberg | Stunts |
| Mary Hedges Lampert | Key Hair Stylist |
| Steve Baine | Foley Artist |
| Todd Kleitsch | Key Makeup Artist |
| Daniel Fisher | Property Master |
| Tora Peterson | Set Decoration |
| Jared Burke | Stunts |
| Marjorie Durand | Makeup Department Head |
| Jennifer Ingram | Costume Supervisor |
| Chris Kelly | Makeup Effects |
| Richard Tenewitz | Construction Coordinator |
| Dominick Tavella | Sound Re-Recording Mixer |
| Nancy Allen | Music Editor |
| Craig Henighan | Sound Designer |
| Craig Henighan | Supervising Sound Editor |
| Craig Henighan | Sound Re-Recording Mixer |
| Jill Purdy | Supervising ADR Editor |
| Jill Purdy | Supervising Dialogue Editor |
| Chris Wolfgang Mauch | Storyboard Artist |
| Judy Chin | Makeup Designer |
| Anguibe Guindo | Boom Operator |
| Derek Bird | Digital Compositors |
| David Scott Gagnon | Leadman |
| Stephen Consentino | Camera Operator |
| Nina Cinelli | Set Costumer |
| Nicci Schinman | Set Costumer |
| Conrad V. Brink Jr. | Special Effects Coordinator |
| Anthony Pettine | Script Supervisor |
| Ronnie Kupferwasser | Location Manager |
| Wayne Lemmer | Sound Effects Editor |
| Geordie Sheffer | Hair Department Head |
| Gabrielle Mahon | Production Supervisor |
| Miriam Johnson | Art Department Coordinator |
| Dror Gescheit | Sound Recordist |
| Colleen Bachman | Visual Effects Producer |
| Jodie Moore-Brown | Visual Effects Producer |
| Migs Rustia | Visual Effects Editor |
| Paul Stemmer | Visual Effects Editor |
| Dan Schrecker | Visual Effects Supervisor |
| Joseph V. Cicio | Camera Operator |
| Kwmae Sandy | Best Boy Electric |
| John Velez | Gaffer |
| Danielle Krudy | Camera Intern |
| Angela Mirabella | Set Costumer |
| Jessica Elvin | Digital Intermediate Editor |
| Kurt Froman | Associate Choreographer |
| Kent Blocher | First Assistant Editor |
| Kevin Vale | Digital Intermediate |
| Melinka Thompson-Godoy | Visual Effects Producer |
| Paul LeBlanc | Hair Designer |
| Diana Choi | Makeup Effects |
| Keith Lackey | 3D Artist |
| Krissopher Chevannes | ADR Recordist |
| Nelson Ferreira | Sound Effects Designer |
| Lindsay Feldman | Production Coordinator |
| Gabe Hilfer | Music Supervisor |
| Jim Black | Music Supervisor |
| Abby Nelson | Stunts |
| Abby Nelson | Stunt Double |
| Aurelia Winborn | First Assistant Camera |
| Cyntia Büll | Digital Compositors |
| Kelly Fischer | Digital Compositors |
| Danny S. Kim | Digital Compositors |
| Dave McAllister | Grip |
| Dana Bloder | Digital Intermediate Producer |
| Richie Roefaro | Editorial Services |
| Ken Ishii | Production Sound Mixer |
| Aimee Athnos | Art Department Production Assistant |
| Steven R. Hammond | Transportation Captain |
| Brad Kalinoski | 2D Supervisor |
| Irene Kassow | Assistant Editor |
| Kate Mulleavy | Costume Designer |
| Laura Mulleavy | Costume Designer |
| Michael Marino | Prosthetic Supervisor |
| Amy Lauritsen | Second Assistant Director |
| Tony Arnaud | Grip |
| Lamont Crawford | Key Grip |
| Peter Persaud | Foley Recordist |
| Sk Nguyen | Visual Effects Coordinator |
| Brandon Hemmerling | Casting Assistant |
| Michael A. Leo | Generator Operator |
| Katherine Soares | Digital Compositor |
| Matt Kushner | Visual Effects Coordinator |
| John Mangia | Digital Compositor |
| Hank Liebeskind | Set Dresser |
| Joseph Oberle | Digital Compositor |
| Buddy Gheen | Digital Compositor |
| Bobby Johanson | ADR Mixer |
| Maureen Healy | Digital Compositor |
| Kris Enos | Second Assistant Camera |
| Gina Gyles | Foley |
| Jasmine Ballou Jones | Assistant Property Master |
| York N. Schueller | 3D Artist |
| Dierdre Harris | Additional Hairstylist |
| Manda Cheung | Digital Compositor |
| Sam Daley | Colorist |
| David Sudd | 3D Artist |
| Jason Snea | Visual Effects Compositor |
| Michael Capton | 3D Supervisor |
| Valerie Gladstone-Appel | Additional Hairstylist |
| Michael Collins | 2D Supervisor |
| Gavin Curran | Rigging Gaffer |
| Joe Origlieri | Cableman |
| Lisa Ann Murphy | Stunts |
| Maria Riccetto | Stunts |
| Daniel Molina | Digital Compositor |
| Brent Whitmore | Visual Effects Compositor |
| Daniel D. Kirsch | Construction Foreman |
| Andrew M. Velechenko | Key Carpenter |
| Ben D'Andrea | Dolly Grip |
| Nick Cupkovic | Generator Operator |
| Nick Vaccaro | Key Rigging Grip |
| Jessica Held | Wardrobe Intern |
| Ariel White | Wardrobe Intern |
| Carl Frytz | 3D Artist |
| Joanie Karnowski | 3D Artist |
| Darren Kiner | 3D Artist |
| Jessica Lai | 3D Artist |
| Shawn Lipowski | 3D Artist |
| Antonello Stornelli | 3D Artist |
| Michael Degtjarewsky | Digital Compositor |
| Ben Sumner | Digital Compositor |
| Alex Boothby | Visual Effects Compositor |
| Brett Landon | Visual Effects Compositor |
