Masterpiece (formerly known as
Masterpiece Theatre) is a drama
anthology television series produced by
WGBH Boston. It premiered on
Public Broadcasting Service (PBS) on January 10, 1971, making it America's longest-running weekly
prime time drama series. The series has presented numerous acclaimed British productions. Many of these are produced by the
BBC, but the line-up has also included programs shown on the commercial services
ITV and
Channel 4.