Ellis opened the scoring with a two-run homer in the second, later adding RBI singles in the third, sixth and seventh innings as Los Angeles banged out 16 hits en route to the one-sided victory.
The second-place Dodgers came into the contest trailing National League West-leading Arizona by one-half game.
Hyun-Jin Ryu (8-3) held the Blue Jays to four runs on nine hits over 5 1/3 innings, notching the decision.
Toronto starter Josh Johnson (1-6) lasted just two full innings, surrendering five runs on seven hits.
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