photos news photos news Secrets d'Histoire 2007 returning series 20 seasons Documentary Series of feature-length documentaries about persons of interest throughout history, including many royals, both French and from other European countries. where where to watch FR ✕ data from JustWatch watched want to watch IMDb 8.4 created by Stéphane Bern news ✕ loading… photos ✕ cast Isabelle Benhadj Narrator (voice) Stéphane Bern Self - Host Florence Coste Eugénie / Madame Denis / Marie Tudor / Marie Hericart Irina Lytiak Mère de Mata Hari seasons Season 1 8 episodes · 2007 Season 2 21 episodes · 2008 Season 3 3 episodes · 2009 Season 4 4 episodes · 2010 Season 5 7 episodes · 2011 Season 6 12 episodes · 2012 Season 7 15 episodes · 2013 Season 8 16 episodes · 2014 Season 9 11 episodes · 2015 Season 10 11 episodes · 2016 Season 11 7 episodes · 2017 Season 12 10 episodes · 2018 Season 13 10 episodes · 2019 Season 14 11 episodes · 2020 Season 15 12 episodes · 2021 Season 16 12 episodes · 2022 Season 17 9 episodes · 2023 Season 18 8 episodes · 2024 Season 19 9 episodes · 2025 · 6.0–6.0 Season 20 4 episodes · 2026
