Overview
Stanislas Oscar Seminario, aka SOS, is a young explorer, just back from Africa, visiting old friends: the Pescara's. But the father keeps receiving anonymous letters. And soon a mysterious murder is committed. SOS begins to investigate...
Cast
Paul Meurisse
Stanilas Octave Seminario SOS, détective
Micheline Francey
Muriel Pescara, la fille
Gilbert Gil
Charles Pescara, le fils
Pierre Renoir
Gérard Pescara, le père
Jean Tissier
Guillaume
Pierre-Louis
Paul Wantz
Junie Astor
Hélène Tassin
Jean Debucourt
le docteur Vermeulen
Jean Brochard
le juge d'instruction
Mady Berry
Pierre Palau
le portier
Arthur Devère
Marcel Pérès
Sinoël
Georges Bever
Madeleine Suffel
Michel Seldow
Marc Arian
Léon Arvel
Alfred Baillou
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