As a child Beineix described himself as "a great Jerry Lewis fan" and was thrilled to be hired on Lewis' unreleased film, The Day the Clown Cried (1972) as an assistant director.
President of the 'Official Competition' jury of the 29th Tokyo International Film Festival in 2016.
In May 2005, he announced his intention to write and direct an adaptation of Jean-Pierre Gattegno's novel "For a Long Time I Used To Go To Bed Early". The project never came to fruition.