Curd Jürgens

Professor Immanuel Rath

May Britt

Lola-Lola

Theodore Bikel

Klepert

John Banner

Principal Harter

Ludwig Stössel

Dr. Fritz Heine

Gene Roth

Drunken Sea Captain (uncredited)

Stella Stevens

Chorus Girl (uncredited)

BarBara Luna

Chorus Girl (uncredited)

Cosmo Sardo

Customer (uncredited)

Brian Avery

Ansbach, Student (uncredited)

Al Bain

Club Patron (uncredited)

Brandon Beach

Club Patron (uncredited)

John Bleifer

Blue Angel Proprietor (uncredited)

James J. Casino

Club Patron (uncredited)

Jack Deery

Club Patron (uncredited)

Franklyn Farnum

Blue Angel Customer (uncredited)

John George

Club Patron (uncredited)

Lars Hensen

Club Patron (uncredited)

Stuart Holmes

Club Patron (uncredited)

Hans Moebus

Professor (uncredited)

Franz Roehn

Professor (uncredited)

Norbert Schiller

Landlord (uncredited)

Scott Seaton

Club Patron (uncredited)

Cap Somers

Club Patron (uncredited)

Arthur Tovey

Club Patron (uncredited)

Richard Tyler

Hans Keiselsack, Student (uncredited)

Otto Waldis

Policeman (uncredited)