Tonight, with the final day of the NFL Draft drawing attention away, the Mariners got to be on the other side of that six-run ...

Jorge Polanco hit two home runs and Luis Castillo allowed one hit over six scoreless innings as the Seattle Mariners ...

A day after the Seattle Mariners lost their ace Logan Gilbert for several weeks, they bounced back with their best game of the season. The Mariners be ...

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

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

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

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

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

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

The Seattle Mariners are in desperate need of an offensive jolt, especially with the injuries to Victor Robles and Ryan Bliss ...

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 ...