It's possible:
* The name is misspelled: Could you double-check the spelling?
* The person is not widely known: Perhaps they're a less famous actor or have a different name used professionally.
* There's a mistake in your information: It's possible there's a misunderstanding.
If you could provide any additional details about Francis Renaud, such as their nationality, genre of work, or any specific projects they might have been involved in, it might help in finding more information.