My Wife Is an Actress
Ma femme est une actrice (original)
A "normal" guy who is married to a hot actress gets worried that she is involved with her costar. This worry turns into jealousy and causes problems in their relationship. This is a story about trust and a comedy about the actions between men and women.
Starring Charlotte Gainsbourg, Yvan Attal, Terence Stamp, Noémie Lvovsky, Laurent Bateau, Keith Allen, Jo McInnes, Ludivine Sagnier, Lionel Abelanski, Valérie Leboutte
Watch "My Wife Is an Actress" on Filmstriben released in 2001. It's a comedy and romance movie, and has a rating of 6.4 out of 10 from Imdb which is usually fine for this kind of movie, and is currently available to watch for free.