Het platteland van Bretagne, in de 19de eeuw. In een arme boerenfamilie groeit een klein meisje genaamd Hélène Jégado op in isolement, onbemind, gehavend door de ontberingen van het leven en gekoesterd door een ziekelijke fantasie.
Nee, helaas is Fleur de Tonnerre nog niet beschikbaar op Netflix in Nederland.
| Production | Adrian Politowski | Producer |
| Sound | Philippe Lauliac | Foley Recordist |
| Production | Nadia Khamlichi | Producer |
| Costume & Make-Up | Catherine Bertin | Hairstylist |
| Production | Jean-Pierre Guérin | Producer |
| Sound | Kévin Feildel | Dialogue Editor |
| Production | Sylvain Goldberg | Producer |
| Sound | Bertrand Boudaud | Foley Artist |
| Sound | Matthieu Gonet | Original Music Composer |
| Camera | Hugues Poulain | Director of Photography |
| Sound | Sylvain Goldberg | Original Music Composer |
| Art | Philippe van Herwijnen | Production Design |
| Costume & Make-Up | Virginie Alba | Costume Design |
| Costume & Make-Up | Fanny Fallourd | Makeup Artist |
| Sound | Dominique Gaborieau | Sound Re-Recording Mixer |
| Production | Gilles Waterkeyn | Producer |
| Editing | Kako Kelber | Editor |
| Production | Serge de Poucques | Producer |
| Directing | Stéphanie Pillonca | Director |
| Writing | Gustave Kervern | Writer |
| Writing | Jean Teulé | Novel |
| Writing | Stéphanie Pillonca | Writer |
