 | William Holden als Joe Gillis |
 | Gloria Swanson als Norma Desmond |
 | Erich von Stroheim als Max von Mayerling |
 | Nancy Olson als Betty Schaefer |
 | Fred Clark als Sheldrake |
 | Lloyd Gough als Morino |
 | Jack Webb als Artie Green |
 | Franklyn Farnum als Undertaker |
 | Larry J. Blake als 1st Finance Man |
 | Charles Dayton als 2nd Finance Man |
 | Cecil B. DeMille als Cecil B. DeMille |
 | Hedda Hopper als Hedda Hopper |
 | Buster Keaton als Buster Keaton |
 | Anna Q. Nilsson als Anna Q. Nilsson |
 | H.B. Warner als H.B. Warner |
| Ray Evans als Ray Evans |
| Jay Livingston als Jay Livingston |
 | Fred Aldrich als Cop Who Drags Joe's Body from Pool (uncredited) |
| Joel Allen als Prop Man #2 (uncredited) |
 | Gertrude Astor als Courtier (uncredited) |
 | Anne Bauchens als Editor (uncredited) |
 | Edward Biby als Restaurant Patron (uncredited) |
| Danny Borzage als Accordionist (uncredited) |
| Ken Christy als Homicide Captain (uncredited) |
 | Ruth Clifford als Sheldrake's Secretary (uncredited) |
| John Cortay als Young Gate Guard Mac at Paramount Studios (uncredited) |
| Archie R. Dalzell als Camera Operator (uncredited) |
 | Eddie Dew als Assistant Coroner (uncredited) |
 | Julia Faye als Hisham (uncredited) |
 | Al Ferguson als Phone Standby (uncredited) |
 | Gerry Ganzer als Betty's Roommate Connie (uncredited) |
| Rudy Germane als Detective (uncredited) |
| Kenneth Gibson als Salesman at Men's Shop (uncredited) |
 | Creighton Hale als Creighton Hale (uncredited) |
 | Chuck Hamilton als Grip on DeMille Set (uncredited) |
| Len Hendry als Police Sergeant (uncredited) |
| E. Mason Hopper als Doctor (uncredited) |
| Stan Johnson als First Assistant Director (uncredited) |
| Tiny Jones als Little Woman Outside Paramount Gate (uncredited) |
| Howard Joslin als Police Lieutenant (uncredited) |
| Arthur Lane als Camera Operator (uncredited) |
| Perc Launders als Violinist at Norma's New Year's Eve Party (uncredited) |
| William Meader als Party Guest (uncredited) |
 | Gertrude Messinger als Hairdresser (uncredited) |
 | Harold Miller als Man on Golf Course (uncredited) |
 | Howard Negley als Police Captain (uncredited) |
 | John "Skins" Miller als Hog-Eye Electrician (uncredited) |
 | Lee Miller als Dancing Party Guest / Paramount Studio Employee (uncredited) |
| Ralph Montgomery als Prop Man #1 (uncredited) |
| Bert Moorhouse als Gordon Cole (uncredited) |
 | Jay Morley als Fat Man (uncredited) |
 | Eva Novak als Courtier (uncredited) |
 | Frank O'Connor als Courtier (uncredited) |
 | Robert Emmett O'Connor als Older Paramount Gate Guard Jonesy (uncredited) |
 | Jack Perrin als Detective (uncredited) |
| Sidney Skolsky als Sidney Skolsky (uncredited) |
| Emmett Smith als Black Man (uncredited) |
 | Archie Twitchell als Salesman at Men's Shop (uncredited) |
 | Yvette Vickers als Giggling Girl on Phone at Party (uncredited) |
| Edward Wahrman als Camera Assistant (uncredited) |
 | Henry Wilcoxon als Actor on DeMille's 'Samson & Delilah' Set (uncredited) |
| Peter Drynan als Tailor (uncredited) |
| Sanford E. Greenwald als Newsreel Cameraman (uncredited) |
| James Hawley als Camera Assistant (uncredited) |
| Alan Marston als Reporter (uncredited) |
| Bernice Mosk als Bernice (uncredited) |
| Virginia L. Randolph als Courtier (uncredited) |
| Bill Sheehan als Second Assistant Director (uncredited) |
| Roy Thompson als Rudy, Shoeshine Boy (uncredited) |
 | Jack Warden als Party Guest (uncredited) |
| Finn Zirzow als Actor on DeMille's 'Samson & Delilah' Set (uncredited) |
| Billy Wilder | Director |
| Charles Brackett | Screenplay |
| Billy Wilder | Screenplay |
| D.M. Marshman Jr. | Screenplay |
| Charles Brackett | Producer |
| Franz Waxman | Original Music Composer |
| John F. Seitz | Director of Photography |
| Arthur P. Schmidt | Editor |
| Hans Dreier | Art Direction |
| John Meehan | Art Direction |
| Sam Comer | Set Decoration |
| Ray Moyer | Set Decoration |
| Edith Head | Costume Design |
| Hugh Brown | Production Manager |
| Nellie Manley | Hairstylist |
| Karl Silvera | Makeup Artist |
| Charles C. Coleman | Assistant Director |
| Gene Lauritzen | Construction Coordinator |
| Farciot Edouart | Visual Effects |
| Otto Pierce | Camera Operator |
| Frank Bracht | Assistant Editor |
| Sidney Cutner | Orchestrator |
| George Parrish | Orchestrator |
| Leonid Raab | Orchestrator |
| Leo Shuken | Orchestrator |
| Harry Lindgren | Sound Recordist |
| John Cope | Sound Recordist |
| Jack Colconda | Assistant Property Master |
| Wally Westmore | Makeup Supervisor |
| Frank Thayer | Makeup Artist |
| Vera Tomei | Hairstylist |
| Gerd Oswald | Second Assistant Director |
| Steve Beers | Head Carpenter |
| Tom Plews | Props |
| Gordon Jennings | Visual Effects |
| Glen E. Richardson | Still Photographer |
| Harlow Stengel | Assistant Camera |
| Walter Tayler | Gaffer |
| Fred True | Grip |
| Ed Fitzharris | Wardrobe Master |
| Hazel Hegarty | Wardrobe Master |
| Doane Harrison | Supervising Editor |
| Ronnie Lubin | Dialogue Coach |
| Norris Stensland | Technical Advisor |
