
The yacht of millionaire Hellmann explodes in the Mediterranean Sea, with him and 8 men crew on board. Insurance agent Lucas investigates at the Cote D'Azur, because there's the suspicion that it could have been suicide. He finds out that Hellmann's villa was monitored, the tapes also contain information about the explosion. He uses them for blackmail.
Robert Lucas

Angela Delpierre

Nicole Monnier

Commissaire Lacrosse

Ribeyrolles

Commissaire Principal

Seeberg

Hilde Hellmann

Karin Lucas

Alain

Hellmann

Dr. Friese

Gustav Brandenburg

TV Reporter
Bank Manager

Lothar Kessler

John Keelwood

Priest

Party Guest
Inspektor Dupin
