Barbara Cabrita as Arianne Sales

Frédéric Diefenthal as Gaspard Lesage

Nicolas Marié as Richard Valetti

Gilles Cohen as Maxime Cartier

Antoine Duléry as Guy Rohan

Alexis Loret as Mathias Rohan / William Turner

Sarah-Jane Sauvegrain as Gaëlle Madec

Anne Loiret as Hélène Derain

Corinne Belet as Laurence Kremer

Sophie Lepionnier as Nathalie Lesage

Aure Rodenbour as Pauline Besson

Pierre Philippe as Tony Costa

Alain-Frédéric Lion as Chef de chantier

Erwan Szejnok as Samir Daoud

Fabien Giameluca as Technical and scientific policeman (iuncredited)

Marie Bunel as Muriel Rohan