The MLB postseason is here baseball fans! Have a look at the matchups and when they start! Tuesday, Oct. 3 Wednesday, Oct. 4 THURSDAY, OCT. 5 ALDS Game 1: Boston Red Sox at Houston Astros ALDS Game 1: AL wild-card winner at Cleveland Indians FRIDAY, OCT. 6 NLDS Game 1: Chicago Cubs at Washington Nationals 7:31 p.m. ET (TBS) NLDS Game 1: NL wild-card winner at Los Angeles Dodgers, 10:31 p.m. ET (TBS)