The late actor Larry Hagman makes his last appearance on 'Dallas' on Monday. What does the death of a defining character mean for the series, one of the highest-profile bets by cable channel TNT.
The popular '80s primetime soap gets remade with the all-important ad demographic of 18- to 35-year-olds in mind. The question is no longer "Who shot JR?" but "How long will JR be on screen?"
