In the final season, Billy returns to his Big Law roots after Patty takes a job at a prestigious white-shoe law firm in San Francisco. Together, they try to take down one of America’s most insidious Goliaths: the opioid industry. As Billy deals with his own chronic pain and Patty can’t shake the feeling she’s being used, they will test each other’s loyalty like never before.

• Billy Bob Thornton
• Nina Arianda
• Tania Raymonde
• Diana Hopper
• Bruce Dern
• Brandon Scott
• Geoffrey Arend
• Clara Wong