In Season 3 of the Amazon Prime Video original drama series Goliath, the unexpected death of an old friend leads Billy McBride (Billy Bob Thornton) to take a case in the Central Valley, which is currently experiencing an extreme drought that’s made water more valuable than human life. While there, Billy faces off with a billionaire rancher (Dennis Quaid) and his sister (Amy Brenneman), and finds himself dealing with the personal demons that he’s always trying to avoid. During this 1-on-1 phone interview with Collider, actor Billy Bob Thornton (who’s also an Academy Award winning …