Karl Ludwig Diehl

as Rechtsanwalt Dr. Edmund Lessner

Kitty Jantzen

as Christa Lessner

Theo Lingen

as Fritz Schlemke

Walter Gross

as Ernst Torsten

Harry Hardt

as Juan Navarro

Margit Symo

as Ilona Radnai

Hans Zesch-Ballot

as Mikhail Stepan

Anton Pointner

as Karl Niemeyer

Alice Treff

as Franziska Koch

Lotte Spira

as Frau Fischer

Hermann Mayer-Falkow

as Kriminalbeamter Falke

Erwin van Roy

as Kriminalbeamter Kolbe