Julio Rodriguez hammered the first pitch thrown in the bottom of the first inning and Jorge Polanco went back-to-back two ...

The mistake is not fixable under MLB's replay rules because catch/not catch is not reviewable if the play happens in the ...

It looked as if Logan Gilbert was on his way toward another dominant outing. The right-hander had gone through three perfect ...

Castillo battled through five laborious innings for the M's on Sunday against the Toronto Blue Jays, earning the win, but ...

Castillo struggled against the Cincinnati Reds, going just 4.1 innings and giving up six earned runs. Unfortunately, this ...

"I spent five years here, and being able to pitch here on that mound again was special," Castillo said Tuesday night.

Seattle Mariners starting pitcher Luis Castillo surfaced in MLB rumors this winter when the clubs fielded inquiries on the ...

Castillo (2-2) picked up the win Sunday at Toronto, yielding three runs on 10 hits and two walks over five innings. He struck out five. Castillo walked away with his 75th career win despite giving up ...

The Mariners have reportedly made pitcher Luis Castillo "off limits" in trade talks. "One club who offered a young infielder ...

According to a report from Bob Nightengale of USA Today, the M's were offered a young infielder for Castillo, but said no.

Seattle is looking to upgrade its lineup, but is not currently interested in trading from its vaunted rotation to do so. Read ...

Up until the point the Cincinnati Reds dealt him to the Seattle Mariners, Luis Castillo’s story with the club was basically ...