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...
Genres:
Catherine Frot as Prudence Beresford
André Dussollier as Bélisaire Beresford
Nicolas Marié as Doctor Nicolas Roscoff
Agathe de La Boulaye as Doctor Matarazzi
Linh-Dan Pham as Marie Van Dinh
Éric Naggar as Doctor Jünger
Bernard Verley as The General
Hervé Pierre as The family doctor
Sarah Biasini as Marie-Christine
François Bettens as Rudi
Julos Beaucarne as Prudence's father
Alexandre Lafaurie as Hector
Katia Tchenko as Miss Sakhaline
Marie-Christine Demarest as The Countess
Ophélia Kolb as Gisèle
Léa Wiazemsky as The receptionist
Luc Palun as A policeman
Isabelle Migotto as The nude model
Made by edimario