William Holden as Joe Gillis

Gloria Swanson as Norma Desmond

Erich von Stroheim as Max von Mayerling

Nancy Olson as Betty Schaefer

Fred Clark as Sheldrake

Lloyd Gough as Morino

Jack Webb as Artie Green

Franklyn Farnum as Undertaker

Larry J. Blake as 1st Finance Man

Charles Dayton as 2nd Finance Man

Cecil B. DeMille as Cecil B. DeMille

Hedda Hopper as Hedda Hopper

Buster Keaton as Buster Keaton

Anna Q. Nilsson as Anna Q. Nilsson

H.B. Warner as H.B. Warner

Ray Evans as Ray Evans

Jay Livingston as Jay Livingston

Fred Aldrich as Cop Who Drags Joe's Body from Pool (uncredited)

Joel Allen as Prop Man #2 (uncredited)

Gertrude Astor as Courtier (uncredited)

Anne Bauchens as Editor (uncredited)

Edward Biby as Restaurant Patron (uncredited)

Danny Borzage as Accordionist (uncredited)

Ken Christy as Homicide Captain (uncredited)

Ruth Clifford as Sheldrake's Secretary (uncredited)

John Cortay as Young Gate Guard Mac at Paramount Studios (uncredited)

Archie R. Dalzell as Camera Operator (uncredited)

Eddie Dew as Assistant Coroner (uncredited)

Julia Faye as Hisham (uncredited)

Al Ferguson as Phone Standby (uncredited)

Gerry Ganzer as Betty's Roommate Connie (uncredited)

Rudy Germane as Detective (uncredited)

Kenneth Gibson as Salesman at Men's Shop (uncredited)

Creighton Hale as Creighton Hale (uncredited)

Chuck Hamilton as Grip on DeMille Set (uncredited)

Len Hendry as Police Sergeant (uncredited)

E. Mason Hopper as Doctor (uncredited)

Stan Johnson as First Assistant Director (uncredited)

Tiny Jones as Little Woman Outside Paramount Gate (uncredited)

Howard Joslin as Police Lieutenant (uncredited)

Arthur Lane as Camera Operator (uncredited)

Perc Launders as Violinist at Norma's New Year's Eve Party (uncredited)

William Meader as Party Guest (uncredited)

Gertrude Messinger as Hairdresser (uncredited)

Harold Miller as Man on Golf Course (uncredited)

Howard Negley as Police Captain (uncredited)

John 'Skins' Miller as Hog-Eye Electrician (uncredited)

Lee Miller as Dancing Party Guest / Paramount Studio Employee (uncredited)

Ralph Montgomery as Prop Man #1 (uncredited)

Bert Moorhouse as Gordon Cole (uncredited)

Jay Morley as Fat Man (uncredited)

Eva Novak as Courtier (uncredited)

Frank O'Connor as Courtier (uncredited)

Robert Emmett O'Connor as Older Paramount Gate Guard Jonesy (uncredited)

Jack Perrin as Detective (uncredited)

Sidney Skolsky as Sidney Skolsky (uncredited)

Emmett Smith as Black Man (uncredited)

Archie Twitchell as Salesman at Men's Shop (uncredited)

Yvette Vickers as Giggling Girl on Phone at Party (uncredited)

Henry Wilcoxon as Actor on DeMille's 'Samson & Delilah' Set (uncredited)

James Hawley as Camera Assistant (uncredited)

Bernice Mosk as Bernice (uncredited)

Virginia L. Randolph as Courtier (uncredited)

Bill Sheehan as Second Assistant Director (uncredited)

Roy Thompson as Rudy, Shoeshine Boy (uncredited)

Jack Warden as Party Guest (uncredited)

Finn Zirzow as Actor on DeMille's 'Samson & Delilah' Set (uncredited)