The five most popular questions about the content of Earnhardt Season 1, excluding the overall plot and ending, are:

1. How does the series portray Dale Earnhardt's personal and family relationships, especially with his son Dale Jr.?
2. What aspects of Dale Earnhardt's early life and struggles are highlighted to explain his character and driving style?
3. How does the series balance race-day footage with emotional interviews to depict Dale Earnhardt's legacy?
4. What contradictions or differing perspectives from family and colleagues are presented about Dale Earnhardt's personality and legacy?
5. What new or surprising insights about Dale Earnhardt as a man behind the helmet does the documentary reveal?

These questions arise from viewers' interest in the emotional depth, family dynamics, and nuanced portrayal of Dale Earnhardt beyond his racing achievements, as reflected in reviews and discussions of the series.