The Seattle Mariners are set to begin the season against the Athletics at 7:10 p.m. PT on March 27 at T-Mobile Park. The ...

Buster Olney of ESPN joined the "Refuse to Lose" podcast this week and talked about the decision to start Logan Gilbert over ...

Logan Gilbert shared his honest thoughts on earning the Mariners' Opening Day starting nod over Luis Castillo.

Logan Gilbert accomplished what he hoped after being named opening day starter. And in Seattle's other game, Luis Castillo ...

The Seattle Mariners have reached an agreement with another pitcher named Luis Castillo, and the most astonishing part is that he's also Dominican, just like the current ace of their starting ...

Castillo didn't factor into the decision in Saturday's Cactus League game against San Diego after giving up two runs on five hits over 4.2 innings. He struck out four.

The Mariners reassigned Castillo to minor-league camp Monday. After spending the past two seasons in Japan's Nippon Professional Baseball, Castillo returned stateside over the winter, joining the ...

Making his fourth start of the spring, Luis Castillo worked into the fifth inning ... showing some good off-speed pitches as well.” The Mariners relievers that followed struggled, failing ...