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