Above all, the series turned unknown actors into stars! Here we'll show you how the cast of Dallas has changed. Let's start with “J.R. Ewing”. He was played by actor Larry Hagman. When the series started in 1978, the actor was only 34 years old. Sadly, Larry died in 2012 at the age of 81. He had made his cancer public the year before, from which he ultimately died.

Watch the video above to learn more!

Dallas: What Happened To The Stars?

'Dallas': What Happened To The Stars?