Matt Damon on Robin Williams' improvised line in Good Will Hunting

Good Will Hunting (1997) - Will Solves Math Challenge (Matt Damon)

NSA job interview – Good Will Hunting (1997)

Robin Williams made Matt Damon and the camera man LAUGH UNCONTROLLABLY on set of Good Will Hunting

Good Will Hunting | 'Perfect for Each Other' (HD) - Matt Damon, Robin Williams | MIRAMAX

Good Will Hunting | 'Your Move Chief' (HD) - Matt Damon, Robin Williams | MIRAMAX

Good Will Hunting | 'NSA' (HD) - Matt Damon | MIRAMAX