Desc: Four Letters of Love: Directed by Polly Steele. With Helena Bonham Carter, Pierce Brosnan, Gabriel Byrne, Olwen Fouéré. Based on Niall Williams' best-selling novel. Nicholas and Isabel were made for each other but how will they ever know it? As ghosts, fate and the sheer power of true love pull them together, so too does life threaten to tear them apart.