While the Seattle Mariners are doing their best to stay relevant in the American League West Division race, all eyes are on ...

Right-handed pitcher Luis Castillo is scheduled to take the mound for the Mariners (54-47) at T-Mobile Park in Seattle. His ...

Wednesday's start was one of Luis Castillo’s worst of the season, as the Mariners’ veteran allowed six runs over five innings ...

Randy Arozarena hit a solo home run and Luis Castillo threw 6 2/3 scoreless innings as the Seattle Mariners beat the Houston ...

Luis Castillo reacted to his stellar effort against the Houston Astros in the Seattle Mariners' victory on Friday night.

Get Mariners vs Brewers baseball betting preview, spread and over/under insights for their matchup on July 23.

The Seattle Mariners have been heavily linked to Arizona Diamondbacks' third baseman Eugenio Suarez as the trade deadline ...

The veteran Mariners pitcher put together his best outing of the season and clinched a series win for his team Saturday.

The Mariners are a favorite (-128) at the Angels (+108). The matchup on the mound for this contest is set with the Seattle ...

Ben Williamson had an RBI double in the sixth inning, Luis Castillo tossed seven innings, and the Seattle Mariners beat the Pittsburgh Pirates 1-0 on Saturday night. Williamson, who came in with just ...

Seattle will send Luis Castillo (4-5, 3.69 ERA) to the mound on Sunday against fellow right-hander Jack Leiter (4-5, 4.55) of Texas.