On 8th of September 1985, Nick got married to Isabelle Rafalovich. Isabelle Rafalovich is a lovely lady. As a husband and wife, they welcomed two children together and they are named Virginia Cassavetes and Sasha Cassavetes. They got divorced shortly after the birth of their second child.
With the turn of 21st century, Nick was seen having romantic love affairs with Heather Wahlquist. Heather Wahlquist is also an actress. They were strongly bonded when she played the role of Julie Bird in his movie John Q. They got married and they also have a son together. His nationality is American and he is of white ethnicity.
As both of his parents are actors, Nick began his acting career at a young age. When he was in his childhood days, he starred in the movies like Husbands, A Woman Under the Influence and so on. He is also known for his role in an American science fiction action film face off. He began his directorial career since the mid 1990s. His first directed a 1996 American drama film Unhook the Stars. He is also the director of an American romantic drama film The Notebook but he considers this movie as his worst film. His net worth is $40 million dollars.