Ann Blyth as Helen Morgan

Paul Newman as Larry Maddux

Richard Carlson as Russell Wade

Gene Evans as Whitey Krause

Alan King as Benny Weaver

Cara Williams as Dolly Evans

Virginia Vincent as Sue

Edward Platt as Johnny Haggerty

Walter Woolf King as Florenz Ziegfeld

Juanita Moore as Backstage Maid

Herb Vigran as Finney

Dorothy Green as Mrs. Wade

Warren Douglas as Mark Hellinger

Iris Adrian as Klingman's Secretary

Rudy Vallee as Himself

Walter Winchell as Himself

Eve Whitney as Society Woman

Bess Flowers as Woman at boat dock

Juli Reding as Cigarette Girl (uncredited)

Gogi Grant as Helen Morgan (singing voice) (voice)

The De Castro Sisters as Singers

Sammy White as Sammy White

Nicky Blair as Vendor (scenes deleted)

James Douglas as Intern (scenes deleted)

Frank Sully as Vendor (scenes deleted)

Jean Andren as Minor Role (uncredited)

Roxanne Arlen as Showgirl (uncredited)

Joanne Arnold as Blonde (uncredited)

Phil Arnold as Klingman (uncredited)

Al Bain as Drunk (uncredited)

Alphonse Bergé as Customer (uncredited)

Joe Besser as Bartender (uncredited)

Robert Bice as Guard (uncredited)

Oscar Blank as Drunk (uncredited)

Betty Blythe as Party Guest (uncredited)

Herman Boden as Boy Singer at Piano/Chorus Boy at Rehearsal (uncredited)

Geraldine Bogdonovich as Young Nurse (uncredited)

Leonard Bremen as Drunk (uncredited)

Paul Bryar as Bartender (uncredited)

Bob Calder as Chorus Boy at Rehearsal (uncredited)

Robert Christopher as Reporter (uncredited)

Charles Cane as Jimmy - Police Turnkey (uncredited)

Russ Clark as Chief (uncredited)

Robert Clarke as Party Guest (uncredited)

Oliver Cross as Man at Customs (uncredited)

Gabriel Curtiz as Maitre d' (uncredited)

Tony Dante as Krause Hood (uncredited)

Jack Dodds as Boy Singer at Piano (uncredited)

Cecil Elliott as Drunken Woman in Bar (uncredited)

Juney Ellis as Waitress (uncredited)

Joe Evans as Artist (uncredited)

Cliff Ferre as Master of Ceremonies (uncredited)

George Ford as Night Club Patron (uncredited)

Alan Foster as Bum (uncredited)

Louise Glenn as B-Girl (uncredited)

Creighton Hale as Speakeasy Patron (uncredited)

Stuart Hall as Party Guest (uncredited)

Fred Hansen as Floor Show Performer (uncredited)

Edmund Hashim as Henchman (uncredited)

Bill Hickman as Party Guest (uncredited)

Stuart Holmes as Speakeasy Patron (uncredited)

Taylor Holmes as Elderly Actor on Train (uncredited)

Darla Hood as Girl Singer at Piano (uncredited)

Casse Jaeger as Floor Show Performer (uncredited)

Gary Judis as Usher (uncredited)

Harvey Karels as Reporter (uncredited)

Fred Kelsey as Night Club Patron (uncredited)

Donald Kerr as Club Customer (uncredited)

Leonid Kinskey as Stanislausky - Accordion Player (uncredited)

Mike Lally as Train Conductor (uncredited)

Jack Lomas as Piano Player (uncredited)

Rory Mallinson as Pageant Reporter (uncredited)

Kathy Marlowe as Miss Herbert (uncredited)

Eddie Marr as Director (uncredited)

Maurice Marsac as Dubois (uncredited)

Bert May as Chorus Boy (uncredited)

June McCall as Redhead (uncredited)

John McKee as Customs Inspector (uncredited)

Torben Meyer as Manager (uncredited)

Maurice Millard as Man in Knickers (uncredited)

Laurie Mitchell as Minor Role (uncredited)

Gabe Mooradian as Henchman (uncredited)

Matt Moore as Bum (uncredited)

Charles Morton as Drunk(uncredited)

Corinna Mura as Guitarist (uncredited)

Forbes Murray as Night Club Patron (uncredited)

Christine Nelson as Boyish Bob Girl (uncredited)

William H. O'Brien as Surprise Party Guest (uncredited)

Monty O'Grady as Night Club Patron (uncredited)

Miguel Palenzuela as Bellboy (uncredited)

Howard Parker as Dancer (uncredited)

Murray Pollack as Night Club Patron (uncredited)

Frank Radcliffe as Chorus Boy at Rehearsal (uncredited)

George Ramsey as Man in Scarf (uncredited)

Fred Rapport as Maitre d' (uncredited)

Ralph Reed as Red (uncredited)

Walter Reed as Loring Kirk (uncredited)

Paul Rees as Floor Show Performer (uncredited)

Jack Regas as Floor Show Performer (uncredited)

Cosmo Sardo as Party Guest (uncredited)

Jeffrey Sayre as Photographer (uncredited)

Mary Scott as Dawn (uncredited)

Bernard Sell as Party Guest (uncredited)

Court Shepard as Police Lieutenant (uncredited)

Fred Sherman as Customs Inspector (uncredited)

Robert Sherman as Master of Ceremonies (uncredited)

Sal Sportelli as Man With Baby Buggy (uncredited)

Bruce Stowell as Party Guest Dancing the Charleston (uncredited)

Joan Sudlow as Patient (uncredited)

Alan Sues as Producer (uncredited)

John Truax as Policeman (uncredited)

Tito Vuolo as Tony (uncredited)

Napoleon Whiting as Napoleon - Wade's Butler (uncredited)

Gayne Whitman as Big Ed Wallace (uncredited)

Eve Whitney as Society Woman (uncredited)

Marc Wilder as Chorus Boy (uncredited)

Tom Wilson as Speakeasy Patron (uncredited)

Joan Winfield as Nurse (uncredited)

Sam Wolfe as Waiter (uncredited)

Allen Wood as Stagehand (uncredited)