Will Hunting has a genius-level IQ but chooses to work as a janitor at MIT. When he solves a difficult graduate-level math problem, his talents are discovered by Professor Gerald Lambeau, who decides to help the misguided youth reach his … Matt Damon, Robin Williams, Ben Affleck, Stellan Skarsgård, Minnie Driver, Casey Affleck, Cole Hauser Added on Amazon Prime 2023-03-01. Added on HBO 2023-07-15, leaving 2024-10-01. Youtube Trailer