Castellanos is 7 for the last 17 and has hit in five of the last six games.
Jansen did allow one hit and a double, which led to one run, but he also struck out two batters. He now has a 1.08 ERA on the season and he has converted 12 of his 13 save chances this season.
McCann is 5 for his last 10 with RBI in his last two games. He hit his 11th double and drove in his 16th run.
Frias allowed three runs on seven hits over 5 2/3 innings of work. He also struck out one and walked three during the outing. His biggest mistake was giving up a two-run home run to Nick Ahmed in the fourth inning. The Dodgers won the game 6-4 in the extra innings.
Frias has now failed to pitch at least six innings in his last four starts and he has just one win in his last six starts.
Walker went 2 for 6 and hit in his fourth straight game. He got his first RBI since June 5, ending a 15-game, 49 at-bat drought.
Walker has 19 doubles and 24 RBI.