September 26th...

 

"The Beverly Hillbillies" - "The Clampetts Strike Oil"

September 26, 1962 (61 years)

pictured above:

 back row (l-r): Buddy Ebsen, Nancy Kulp and Raymond Bailey

front row (l-r): Irene Ryan, Max Baer, Jr. and Donna Douglas

"Gilligan's Island" - "Two on a Raft"

September 26, 1964 (59 years)

pictured above:

back row (l-r): Jim Backus, Natalie Schafer, Tina Louise, Alan Hale, Jr. and Dawn Wells

front row (l-r): Russell Johnson and Bob Denver