Gunsmoke?
Do you know how long that show lasted? (if you include “Marshal Dillon”)
Gunsmoke Ratings:
196768: No. 4 14,450,850 viewers (25.5 rating)
196869: No. 6 14,504,250 viewers (24.9 rating)
196970: No. 2 15,151,500 viewers (25.9 rating)
197071: No. 5 15,325,500 viewers (25.5 rating)
197172: No. 4 16,146,000 viewers (26 rating)
197273: No. 8 15,292,800 viewers (23.6 rating)
197374: No. 15 14,630,200 viewers (22.1 rating)
197475: No. 28 14,042,500 viewers (20.5 rating)
‘’Gunsmoke’’ was ready for a 21st season, but for some reason the rug was pulled out from under it. All the cast is now largely dead but for Buck Taylor and Burt Reynolds.