Saw VI UNRATED (2009)

After completing the series of games, unlocking all his shackles, and making it to the final room, William finds himself between the cell that holds Pamela and the cell that holds Tara and Brent. At this point we find that Pamela is William’s sister, and Tara and Brent are the widow and son, respectively, of the man whose death William is facing litigation over.