What is Joan Cusack's net worth? Joan Cusack's net worth is $8 million dollars. Born in New York, New York, Joan Cusack grew up in Evanston, Illinois with her brother John Cusack. She graduated from the University of Wisconsin-Madison, and, like many other members of her family, including two of her siblings, and her father, she decided to focus on an acting career. She began her professional career in the early 80s, appearing in such films as, "My Bodyguard", "Sixteen Candles", and "Broadcast News". By the late 80s, she was racking up acting awards, nominations, and excellent reviews for such projects as "Working Girl", "Say Anything", "Addams Family Values", "Grosse Pointe Blank", and "In & Out". She has received two Oscar nominations, two Emmy nominations, and a Golden Globe nomination, and has won multiple American Comedy Awards. She is currently appearing as Sheila Jackson, mother of Karen Jackson, on the hit American remake of "Shameless".