Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.
Police Chief Sarah Brody and her family make their home in the town of Amity Island, Connecticut. All is peaceful until one day a 25ft great white shark decides to make the surrounding waters his feeding ground for the summer.
