| Robert De Niro | James Conway |
| Ray Liotta | Henry Hill |
| Joe Pesci | Tommy DeVito |
| Lorraine Bracco | Karen Hill |
| Paul Sorvino | Paul Cicero |
| Frank Sivero | Frankie Carbone |
| Tony Darrow | Sonny Bunz |
| Mike Starr | Frenchy |
| Frank Vincent | Billy Batts |
| Frank DiLeo | Tuddy Cicero |
| Christopher Serrone | Young Henry |
| Henny Youngman | Himself |
| Jerry Vale | Himself |
| Frank Adonis | Anthony Stabile |
| Manny Alfaro | Gambling Doorman |
| Bob Altman | Karen's Dad |
| Vito Antuofermo | Prizefighter |
| Norman Barbera | Bouncer |
| Tobin Bell | Parole Officer |
| Mikey Black | Freddy No Nose |
| Joel Blake | Judge, 1971 |
| Joseph Bono | Mikey Franzese |
| Spencer Bradley | Bruce's Brother |
| Michael Calandrino | Godfather at Table |
| Joel Calendrillo | Young Henry's Older Brother |
| Clem Caserta | Joe Buddha |
| Nancy Ellen Cassaro | Joe Buddha's Wife |
| Johnny "Cha-Cha" Ciarcia | Batt's Crew No. 1 |
| Peter Cicale | Pete the Killer |
| Michael Citriniti | Liquor Cop |
| Victor Colicchio | Henry's 60s Crew |
| Tony Conforti | Tony |
| Daniel P. Conte | Dr. Dan |
| Kevin Corrigan | Michael Hill |
| Janis Corsair | Vito's Girl Friend |
| Joseph D'Onofrio | Young Tommy |
| Lisa DaPolito | Lisa |
| Ed Deacy | Detective Deacy |
| Dominque de Vito | Henry's Baby, Ruth |
| John di Benedetto | Bleeding Man |
| Richard "Bo" Dietl | Arresting Narc |
| Richard Dioguardi | City Detective |
| Illeana Douglas | Rosie |
| Lou Eppolito | Fat Andy |
| Steve Forleo | City Detective #1 |
| Paula Gallo | Janice's Girlfriend #1 |
| Vincent Gallo | Henry's 70's Crew |
| Julie Garfield | Mickey Conway |
| Ruby Gaynor | Ruth Hill, Age 11 |
| Bob Golub | Truck Driver at Diner |
| Margaux Guerard | Judy Hill, Age 10 |
| Edward Hayes | Defense Attorney |
| Paul Herman | Dealer |
| Thomas Hewson | Drug Buyer |
| Peter Hock | Mailman |
| Michael Imperioli | Spider |
| Samuel L. Jackson | Stacks Edwards |
| Mark Jacobs | Bruce |
| Alyson Jones | Judy Hill, Age 13 |
| Elaine Kagan | Henry's Mother |
| Nadine Kay | Janice's Girl Friend |
| Stella Kietel | Henry's Older Child, Judy |
| Marianne Leone | Tuddy's Wife |
| Tony Lip | Frankie the Wop |
| Gaetano Lisi | Paul No. 3 |
| Gaetano LoGiudice | Actor |
| Charles Low | Morris Kessler |
| Ronald Maccone | Ronnie |
| John Manca | Nickey Eyes |
| Gina Mastrogiacomo | Janice Rossi |
| Gina Mattia | Young Henry's Sister |
| Debi Mazar | Sandy |
| Edward McDonald | Himself |
| Anthony Valentin | Young Michael |
| Susan Varon | Susan |
| John Williams | Johnny Roastbeef |
| Margo Winkler | Belle Kessler |
| Philip Suriano | Cicero's 60s Crew |
| Isiah Whitlock | Doctor |
| Irving Welzer | Copa Announcer |
| Welker White | Lois Byrd |
| Robbie Vinton | Bobby Vinton |
| Adam Wandt | Kid |
| Katherine Wallach | Diane |
| Vito Picone | Vito |
| Max Raven | Actor |
| Catherine Scorsese | Tommy's Mother |
| Charles Scorsese | Vinnie |
| Angela Pietropinto | Cicero's Wife |
| Melissa Prophet | Angie |
| Anthony Powers | Jimmy Two Times |
| Beau Starr | Henry's Father |
| Marie Michaels | Mrs. Carbone |
| Fran McGee | Johnny Roastbeef's Wife |
| Frank Pellegrino | Johnny Dio |
| Suzanne Shepherd | Karen's Mother |
| Tony Sirico | Tony Stacks |
| Larry Silvestri | Detective Silvestri |
| Daniela Barbosa | Young Henry's Sister #1 |
Technical Credits
| Martin Scorsese | Director,Screenwriter |
| Maher Ahmad | Art Director |
| Michael Ballhaus | Cinematographer |
| Les Bloom | Set Decoration/Design |
| Connie Brink | Special Effects |
| Richard Bruno | Costumes/Costume Designer |
| Barbara de Fina | Producer |
| Sylvia Fay | Casting |
| Carl Fullerton | Makeup |
| Thomas Lee Keller | Costumes/Costume Designer |
| Ellen Lewis | Casting |
| John Manca | Consultant/advisor |
| Susan O'Donnell | Costumes/Costume Designer |
| Nicholas Pileggi | Screenwriter |
| Bruce S. Pustin | Associate Producer,Production Designer |
| Michael Russo | Stunts |
| Thelma Schoonmaker | Editor |
| Allen Weisinger | Makeup |
| Irwin Winkler | Producer |
| Kristi Zea | Production Designer |