How to Watch Cardinals at Mariners: TV Channel, Streaming and Key Game Details

The Seattle Mariners host the St. Louis Cardinals on Monday night at T-Mobile Park. First pitch is set for 9:40 p.m. ET. Bryan Woo will start for the Mariners. Miles Mikolas gets the ball for the Cardinals.

Both teams enter the game in the middle of playoff races. Seattle is second in the AL West. St. Louis sits at .500 in the NL Central. The three-game series could shape their late-season push.

Cardinals vs Mariners: Start Time, Streaming and TV Info

The game will air on ROOT Sports NW and FDSMW. Fans can stream live on Fubo. Tickets are available at StubHub for those attending in person.

The Mariners open as heavy favorites at -250 on the moneyline. The Cardinals are +200 underdogs. The over/under is set at 7.5 runs, according to BetMGM.

Seattle will rely on Bryan Woo. He has a 12–7 record and a 3.02 ERA. Mikolas carries a 7–10 record with a 4.89 ERA for St. Louis.

Injury lists are a factor. Seattle is without pitchers Jackson Kowar and Logan Evans. St. Louis misses Nolan Arenado and Brendan Donovan. Both clubs have key names sidelined at a crucial stretch.

Players to Watch in Mariners vs Cardinals

Seattle catcher Cal Raleigh has been one of baseball’s top power hitters. He leads MLB with 53 home runs. He also has 113 RBIs and a .931 OPS. His bat is the key to Seattle’s playoff chase.

Julio Rodriguez adds speed and balance. He has 30 home runs and 25 steals. His 95 runs scored are among the league leaders. Rodriguez remains a fan favorite for both power and hustle.

The Cardinals’ Alec Burleson brings steady contact. He is batting .286 with 16 home runs. His low strikeout rate makes him a dependable hitter. Rookie Masyn Winn adds speed and defense. He has nine homers and nine steals in 2025.

What This Game Means for Both Teams

For Seattle, every win matters in the tight AL West. A strong showing at home will boost their playoff hopes. Woo’s consistency and Raleigh’s bat are critical.

St. Louis sits on the edge of contention. Wins on the road are vital to climb back in the NL Central. Mikolas must deliver to give them a chance.

This Cardinals at Mariners matchup has playoff stakes. Fans will tune in across TV and streaming to follow every pitch.

FYI (keeping you in the loop)-

Q1: What time does the Cardinals at Mariners game start?

The game starts at 9:40 p.m. ET on Monday, September 8, 2025, at T-Mobile Park.

Q2: What channel is Cardinals at Mariners on?

The game will air on ROOT Sports NW and FDSMW. Streaming is available on Fubo.

Q3: Who are the starting pitchers for Cardinals vs Mariners?

Bryan Woo starts for Seattle. Miles Mikolas is the starter for St. Louis.

Q4: What are the betting odds for Mariners vs Cardinals?

Mariners are favorites at -250. Cardinals are +200 underdogs. The over/under is 7.5 runs.

Q5: Which players should fans watch in this game?

Cal Raleigh and Julio Rodriguez lead Seattle. Alec Burleson and Masyn Winn stand out for St. Louis.