Sacrée Sécu: Reparto
Bruno Valat
Self - Historian specialised in social welfare systems
Charlotte Siney
Self - Historian specialised in mutual insurance and social protection

Charles de Gaulle
Self (voice archive)
Jean-Marcel Jeanneney
Self (archive) - Minister of Social Affairs (1966–1968)
Julien Damon
Self - Sociologist
Agnès Buzyn
Self - Professor of Medicine, Minister of Solidarity and Health (2017–2020)
Marie-Claire Carrère-Gée
Self - Senator for Paris (Les Républicains), former minister

François Hollande
Self - President of the French Republic (2012-2017)
Maxime Sbaihi
Self - Economist, essayist

Xavier Bertrand
Self - President of the Hauts-de-France region, former Minister of Health
Bernard Jomier
Self - Senator for Paris (Place Publique)

Alain Juppé
Self (archive) - Prime Minister (1995-1997)
Éric Chenut
Self - President of the National Federation of French Mutual Insurance Companies
Hicham Jaber
Self - Pharmacist (Montreuil Leader Santé)
Isabelle Vilespy
Self - Trainer for the National Federation of French Mutual Insurance Companie
Frédéric Massot
Self - Director of a mutual insurance company
Mylène Bonnel
Self - Director of the National Federation of French Mutual Insurance Companies, director of MGEN

Philippe Torreton
Narrator (voice)