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)