Horst Buchholz
Johann Strauss Jr.
Mary Costa
Jetty Treffz
Nigel Patrick
Johann Strauss Sr.
Yvonne Mitchell
Anna Strauss
Rossano Brazzi
Tedesco
Susan Robinson
Emilie Trampusch
George Howe
Karl Frederick Hirsch
Vicki Woolf
Lili Weyl
James Faulkner
Josef Strauss
Lauri Lupino Lane
Donmayer
Paola Loew
Princess Pauline Metternich
Ingrid Wayland
Theresa Strauss
Hermione Farthingale
Louise
Marty Allen
Johann Herbeck
Lorna Nathan
Olga
Elizabeth Muthsam
Caroline Strauss
Guido Wieland
Max Steiner
Willard Parker
Karl Treffz
Prince Johannes Schonburg-Hartenstein
Emperor Franz-Josef
Franz Aigner
Josef Weyl
Michael Tellering
Karl Haslinger
Ken Barrie
Johann Strauss Jr. (Singing voice, uncredited)
Crew
A. G. Scott
Hairstylist
Josef Wanke
Costume Design
William Albert Havemeyer
Art Direction
Robert Wright
Music Arranger
Arthur Tatler
Music Coordinator
David Walker
Costume Design
George Forrest
Music Arranger
Davis Boulton
Director of Photography
Irene Howard
Casting
Johann Strauss II
Music
Andrew L. Stone
Producer
Emmi Minnich
Costume Design
Peter V. Herald
Associate Producer
Ernest Gasser
Makeup Artist
Ernest Walter
Editor
George Forrest
Lyricist
Onna White
Choreographer
Robert Wright
Lyricist
Andrew L. Stone
Director
Andrew L. Stone
Writer