Prudence and Bélisaire Beresford have decided to take things easy. But when a rich Russian heiress disappears, Prudence can't resist and Bélisaire is forced onto the adventure. Their investigation will put them on the trail of a mysterious scientist who holds the secret to eternal youth...
Catherine Frot | Prudence Beresford |
André Dussollier | Bélisaire Beresford |
Nicolas Marié | Docteur Nicolas Roscoff |
Agathe de La Boulaye | Docteur Matarazzi |
Linh-Dan Pham | Marie Van Dinh |
Éric Naggar | Docteur Jünger |
Bernard Verley | Le Général |
Hervé Pierre | Le médecin de famille |
Sarah Biasini | Marie-Christine |
François Bettens | Rudi |
Julos Beaucarne | Le père de Prudence |
Alexandre Lafaurie | Hector |