Curd Jürgens

Professor Immanuel Rath

May Britt

Lola-Lola

Theodore Bikel

Klepert

John Banner

Principal Harter

Fabrizio Mioni

Rolf

Ludwig Stössel

Dr. Fritz Heine

Wolfe Barzell

Clown

Ina Anders

Gussie

Edit Angold

Emilie, Rath's Maid (uncredited)

Gene Roth

Drunken Sea Captain (uncredited)

Stella Stevens

Chorus Girl (uncredited)

BarBara Luna

Chorus Girl (uncredited)

Winona Smith

Specialty Dancer (uncredited)

Cosmo Sardo

Customer (uncredited)

Carmen Austin

Chorus Girl (uncredited)

Brian Avery

Ansbach, Student (uncredited)

Al Bain

Club Patron (uncredited)

Brandon Beach

Club Patron (uncredited)

John Bleifer

Blue Angel Proprietor (uncredited)

Ilse Burkert

Chorus Girl (uncredited)

James J. Casino

Club Patron (uncredited)

Bud Cokes

Stagehand (uncredited)

Jack Deery

Club Patron (uncredited)

Voytek Dolinski

Mueller, Student (uncredited)

Del Erickson

Lohmann, Student (uncredited)

Franklyn Farnum

Blue Angel Customer (uncredited)

Gerry Gaylor

Woman in the Shadows (uncredited)

John George

Club Patron (uncredited)

Lars Hensen

Club Patron (uncredited)

Stuart Holmes

Club Patron (uncredited)

Willy Kaufman

Professor (uncredited)

William Kirschner

Professor (uncredited)

Hans Moebus

Professor (uncredited)

Richard Richonne

Electrician (uncredited)

Franz Roehn

Professor (uncredited)

Jerry Rush

Club Patron (uncredited)

Norbert Schiller

Landlord (uncredited)

Scott Seaton

Club Patron (uncredited)

Sammy Shack

Club Patron (uncredited)

Cap Somers

Club Patron (uncredited)