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.
| Sound | Matthieu Gonet | Original Music Composer |
| Camera | Hugues Poulain | Director of Photography |
| Sound | Kévin Feildel | Dialogue Editor |
| Production | Adrian Politowski | Producer |
| Costume & Make-Up | Catherine Bertin | Hairstylist |
| Sound | Bertrand Boudaud | Foley Artist |
| Sound | Sylvain Goldberg | Original Music Composer |
| Sound | Philippe Lauliac | Foley Recordist |
| Production | Sylvain Goldberg | Producer |
| Production | Jean-Pierre Guérin | Producer |
| Art | Philippe van Herwijnen | Production Design |
| Editing | Kako Kelber | Editor |
| Production | Gilles Waterkeyn | Producer |
| Costume & Make-Up | Fanny Fallourd | Makeup Artist |
| Production | Serge de Poucques | Producer |
| Sound | Dominique Gaborieau | Sound Re-Recording Mixer |
| Production | Nadia Khamlichi | Producer |
| Costume & Make-Up | Virginie Alba | Costume Design |
| Directing | Stéphanie Pillonca | Director |
| Writing | Gustave Kervern | Writer |
| Writing | Stéphanie Pillonca | Writer |
| Writing | Jean Teulé | Novel |
