Since 1968, Emmy Award-winning comedian Dick Cavett has been host of his own talk show, engaging his guests with sparkling wit and a curiosity that knows no bounds. This fascinating look back at the greatest news personalities of the 20th century presents Cavett's in-depth interviews with Walter Cronkite, Dan Rather, Tom Brokaw, Barbara Walters, Mike Wallace, and Diane Sawyer. 4 ½ hrs, 2 DVDs.