In this Martin Scorsese film, Jon Bernthal plays the role of Brad Bodnick, a corrupt stockbroker who becomes involved in the illegal activities of Jordan Belfort (played by Leonardo DiCaprio). The movie is based on the true story of Belfort's rise and fall in the world of finance, filled with greed, excess, and outrageous behavior. Bernthal's performance as Bodnick is intense and captivating, showcasing his ability to portray complex and morally ambiguous characters.