Quand on sera grand
At thirty, Simon is juggling with life and it's problems. He is torn between his job as a journalist at "Tobacco Monthly", his girlfreind Christine with whom he can't seem to have a child and his friends Fabrice, Léa and Roché. On the family side, he should be sorting things out with his psychiatrist father but he mainly takes care of his Granma who is loosing her mind and making life impossible for everyone around her. When he meets Claire, a pregnant neighbour neglected by her husband, his life takes an unexpected turn.
Below are the streaming services currently carrying the movie “Quand on sera grand” in the United Kingdom, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United Kingdom can differ from other countries.
Where to watch Quand on sera grand in United Kingdom
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Not currently available on the supported providers in United Kingdom.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 23 Sept 2026.