“People should watch this film and be outraged,” the veteran filmmaker says of his new movie about the short squeeze heard around the financial world. With a big-name cast portraying lovable nerds or Wall Street players, the Toronto-premiering pic’s screenplay “has this gray area, and what I love about it is it’s a commentary on the system,” he tells Deadline’s Mike Fleming Jr. in an interview. The helmer also reveals how he and his son lost five figures in four days optioning the vidgame retailer’s stock.