The death certificate for Andy Griffith says the actor's death earlier this week was caused by a heart attack. The certificate says the 86-year-old had suffered the attack 24 hours before he died at 7 ...

RALEIGH, N.C. -- The death certificate for Andy Griffith says the actor's death earlier this week was caused by a heart attack. The certificate said the 86-year-old had suffered the attack 24 hours ...

Griffith became a household name playing widowed sheriff Andy Taylor on his self-titled sitcom for eight seasons, from 1960 ...