At Night All Cats Are Crazy (, lit. At night all cats are grey) is a French film by Gérard Zingg released in 1977.
Charles Watson tells Lily, his 10-year-old niece, a story about a character called Philibert, a bad boy. Lily wants to meet the latter and loses herself in a world where fiction and reality are mixed up. Her uncle believes as far as he's concerned, that he possesses literary gifts and loves living in the greatest of comforts.