In addition to acting, Wiazemsky has written several novels, including Canines (1993), Une Poignée de Gens (1998), and Aux Quatre Coins du Monde (2001). Hymnes à l’Amour was filmed in 2003 as Toutes ces belles promesses (All the Fine Promises), directed by Jean-Paul Civeyrac and starring Valérie Crunchant and Bulle Ogier. Her novel Jeune Fille (2007) was based on her experience of starring in Au Hasard Balthazar. Her novel Hymnes à l’Amour (1996), which was made into a film called All the fine promises directed by Jean-Paul Civeyrac.