In 1961 this Western expanded to an hour; half-hour reruns began airing under the title "Marshal Dillon"
.... 
Griffith Show In Reruns In The Daytime Under The Syndication Title... [DOC] [TLE] "Gunsmoke" Reviews & Ratings - IMDb [PAR] Review: Gunsmoke will be remembered as the finest television western series of 
all time.