Agent 714 represents Babe Ruth's 714 career home runs. Agent 31 represents Denny McClain's 31 victories in 1968. Agent 56 represents Jo DiMaggio's 56-game hitting streak. The St. Petersburg Museum of History, a location in this film has a Little Cooperstown exhibit with baseball's signed by Babe Ruth, Denny McClain, Joe DiMaggio and Marilyn Monroe.