

The Constancy of Reason
1964, Italian. Directed by Pasquale Festa Campanile.
Florence, early 1960s. Bruno aspires to be hired at a prestigious factory, but his Communist ideals — instilled by Millo, a father figure and family friend in love with Bruno's widowed mother Ivana — are an obstacle. His relationship with Lori, a beautiful and tormented young woman who has just returned from Milan, reshapes his convictions. Freely adapted from a minor novel by Vasco Pratolini.
- Runtime
- 1h 28m
- Post-credits
- None listed
- Language
- Italian
- Rated
- Check local
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Where to watch The Constancy of Reason
The Constancy of Reason isn’t streaming on any OTT platform in India yet; it released on 27 November 1964.
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Cast & crew
Details
- Released
- 27 November 1964
- Original title
- La costanza della ragione
- Country
- Italy, France
- Written by
- Pasquale Festa Campanile
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News & fan talk
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The Constancy of Reason: quick answers
Is The Constancy of Reason worth watching?
The Constancy of Reason doesn’t have enough ratings for a verdict yet.
How long is The Constancy of Reason?
The Constancy of Reason runs 88 minutes (1h 28m).
Does The Constancy of Reason have a post-credits scene?
None is listed for The Constancy of Reason. Viewers tag these on TMDB, so a brand-new film may not be tagged yet.
The Constancy of Reason parents guide: is it suitable for kids?
No age rating is listed for The Constancy of Reason yet.
Which OTT platform is The Constancy of Reason on?
The Constancy of Reason isn’t streaming on any OTT platform in India yet; it released on 27 November 1964. (Checked 12 November 2026.)
What movies are like The Constancy of Reason?
If you liked The Constancy of Reason, try Giordano Bruno, Things We Don't Say, Finally Dawn.
Who directed The Constancy of Reason?
The Constancy of Reason (1964) was directed by Pasquale Festa Campanile and stars Catherine Deneuve, Sami Frey, Enrico Maria Salerno.