Beniamino Gigli

as Enzo Curti - tenor Scala of Milano

Peter Bosse

as Benvenuto - His son

Magda Schneider

as Liselotte Heßfeld

Siegfried Schürenberg

as Hellmut von Ahrens

Kurt Vespermann

as Ernst Mülmann

Erik Ode

as Peter Petermann, Dritter Offizier

F. W. Schröder-Schrom

as Geheimrat von Berneck

Hedda Björnson

as Irene Hart

Zoya Valevskaya

as Olga

Karl Harbacher