Véronique Préault
Narrator (voice)Hélène Bureau
Self - MineraologistBenoît Ildefonse
Self - GeologistKai-Uwe Hinrichs
Self - GeochemistBénédicte Ménez
Self - GeomicrobiologistEmmanuelle Gérard
Self - GeomicrobiologistMathilde Cannat
Self - GeochemistNathalie Bolfan-Casanova
Self - GeochemistJean-Paul Montagner
Self - SeismologistStéphane Gaffet
Self - Director of LSBBDenis Andrault
Self - GeophysicistMohamed Mezouar
Self - PhysicistGiuseppe Salerno
Self - Volcanologist