The Los Angeles Dodgers 5-4 victory over the Toronto Blue Jays in 11 innings in Game 7 of the World Series averaged 51 million viewers combined across the United States, Canada and Japan.

Fans cheer along the route during a parade in Los Angeles Monday to celebrate the L.A. Dodgers World Series win.

Mattingly had completed his contract with the Blue Jays after three seasons, during which he served as manager John Schneider’s mentor. A source told The Post that Mattingly felt his mission was accomplished after Toronto won the AL East and reached Game 7 of the World Series.

Saturday's World Series finale — a heartbreaking extra-inning loss for the Blue Jays to the Los Angeles Dodgers in Game 7 — was the most-watched Rogers broadcast ever, with an average audience of 10.9...