Un certain monsieur Grant

Jean Murat

Mr. Grant

Rosine Deréan

Jacqueline

Roger Karl

Tchernikoff

Germaine Aussey

Bianca

Jean Galland

Captain Gordon

Raymond Aimos

Charlie

Pierre Labry

Beppo

Bill Bocket

Mazzini

Georges Paulais

Sad gentleman

Gaston Mauger

Captain of the yacht

Claude Rivory

Innkeeper

Walter Rilla

Mario Landi

Olga Tschechowa

Mrs. Merwin, spy

Gregori

Marcel Merminod

Policeman

Maurice Rémy

Engineer

Gerhard Lamprecht

Director