Twelve Hours of Happiness (French: Douze heures de bonheur) is a 1952 French romantic comedy drama film directed by Gilles Grangier and starring Dany Robin, Georges Marchal and Jean Tissier.

[1] [2] The film's sets were designed by the art director Robert Clavel.

The daughter of a provincial pharmacist is due to marry her distant cousin Gilbert in an arranged marriage.

However, she meets a stranger in the forest who has escaped from an asylum and who she dubs "Jupiter".

He pretends to be her cousin and makes a good impression on the pharmacist.