In 2003 , it was ranked by ESPN as the second - greatest World Series ever played .
The 1975 World Series of Major League Baseball was played between the Boston Red Sox ( AL ) and Cincinnati Reds ( NL ) .
In 2003 , it was ranked by ESPN as the second - greatest 1975 World Series   ever played .
The 1975 World Series of Major League Baseball was played between the Boston Red Sox ( AL ) and Cincinnati Reds ( NL ) .