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