Ramon Novarro

Archduke Paul 'Gustl' Gustave

Evelyn Laye

Elizabeth Katherine Anne 'Lisl' Gluck

Charles Butterworth

Willy Fitch

Una Merkel

Fanni Kerner

Edward Everett Horton

Baron Szereny

Donald Cook

Toni Berngruber

Henry Stephenson

Emperor Franz Josef

Rosalind Russell

Countess Zarika Rafay

Herman Bing

Nepomuk

Florine Baile

Undetermined Role (uncredited)

Max Barwyn

Max - the Waiter (uncredited)

Art Berry Sr.

Undetermined Role (uncredited) (unconfirmed)

Albert Conti

Mueller (uncredited)

George Davis

Milkman (uncredited)

Carlos De Valdez

Adjutant (uncredited)

Chico De Verdi

Undetermined Role (uncredited) (unconfirmed)

Billy Dooley

Coronetist (uncredited)

Elspeth Dudgeon

Duchess of Reidheim (uncredited)

Kay English

Undetermined Role (uncredited)

Charles Judels

Riccardi (uncredited)

Edith Kingdon

Dowager at Opera House (uncredited)

Michael Mark

Messenger from Restaurant (uncredited)

Torben Meyer

Adjutant (uncredited)

Harry 'Snub' Pollard

Drummer (uncredited)

Christian Rub

Café Proprietor (uncredited)

Charles Unger

Undetermined Role (uncredited)

Gustav von Seyffertitz

Ambassador (uncredited)

Dudley Murphy

Director

Edgar Allan Woolf

Screenplay

Franz Schulz

Screenplay

Vicki Baum

Story

Harry Rapf

Producer

Conrad A. Nervig

Editor

Cedric Gibbons

Art Direction

Douglas Shearer

Sound Recordist

James Wong Howe

Director of Photography

Henry Grace

Set Decoration

Edwin B. Willis

Set Decoration

Fredric Hope

Art Direction

Edwin B. Willis

Art Direction

Dolly Tree

Wardrobe Master

Oscar Hammerstein II

Musical

Sigmund Romberg

Music

Herbert Stothart

Conductor

Wayne Allen

Orchestrator

R. H. Bassett

Orchestrator

Paul Marquardt

Orchestrator

Charles Maxwell

Orchestrator

Leonid Raab

Orchestrator

Oscar Radin

Orchestrator

Jack Virgil

Orchestrator

Chester Hale

Choreographer