Generations of fans have continued tuning into The Andy Griffith Show in the 65 years ... future Academy Award winner Jack Nicholson. So, as Sheriff Andy Taylor himself might say, sit a spell ...

When The Andy Griffith Show made its debut in 1960 ... he has a beautiful singing voice that surprises everyone in town.

Here's what he was sick with, his cause of death, and his net worth. Don Knotts and Andy Griffith became friends after working on a broadway show together. Here's which actor was older.