QUIZ: How Well Do You Remember The TV Show Dallas?

Which of these shows succeeded Dallas as the longest-running American primetime series?

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Dallas succeeded The Love Boat as the longest-running primetime series on air after the latter ended in 1977. But after Dallas went off the air in 1991, Knots Landing took over as the longest-running series.

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Fotos International/Courtesy of Getty Images

Fotos International/Courtesy of Getty Images

Which of these shows succeeded Dallas as the longest-running American primetime series?

• The Love Boat
• Designing Women
• Knots Landing
• Filthy Rich