![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kptv-prod.cdn.arcpublishing.com/resizer/AbFfDy5U9Z5wXIZmhnIKWwso8mA=/1200x675/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/B2575HSLONMIBPCSKWTC35RJSQ.jpg)
Mariners vs. Red Sox Probable Starting Pitching - August 2
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kalb-prod.cdn.arcpublishing.com/resizer/4O5IiPmacxjs7PiP0vxHgVy0F34=/1920x1080/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/CKC2FLKHJBN75BKSBZAVLIF5XQ.jpg)
Astros vs. Mariners Probable Starting Pitching - July 7
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://images2.minutemediacdn.com/image/upload/c_crop,w_3000,h_1687,x_0,y_0/c_fill,w_720,ar_16:9,f_auto,q_auto,g_auto/images/GettyImages/mmsport/65/01h0nrc9yp5gbxfnzxqw.jpg)
Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kkco-prod.cdn.arcpublishing.com/resizer/KUr6AtM2Ovq36wsW3ce7Ey3LRlM=/1200x675/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/H4EUVXJYFVJEJEUEUFKVT4SP2Y.jpg)
MLB Probable Starting Pitchers Tonight: July 26
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kptv-prod.cdn.arcpublishing.com/resizer/1e9gc694KN9cOg0tbm1vgDArqdY=/1200x675/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/MQYGPB3EGZNG3FZXCVSEVR4ZMI.jpg)
Mariners vs. Athletics Probable Starting Pitching - September 18
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-wcax-prod.cdn.arcpublishing.com/resizer/wDEi4r6SEqDet5OP3142rS0WdIk=/1920x1080/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/XOWC72XAJFL5NFB2NTAVJTZORU.jpg)
Red Sox vs. Blue Jays Probable Starting Pitching - September 15
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kplc-prod.cdn.arcpublishing.com/resizer/CDsVQuZRM_iL6sx9P0XOusKn2-g=/1200x1800/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/SUTKABFTYFJHFHUXR5QGYPALVQ.jpg)
Astros vs. Mariners Probable Starting Pitching - August 20
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://www.bleachernation.com/wp-content/uploads/2023/07/httpscdn.dataskrive.comapiassetLELdawY.jpg)
Mariners vs. Red Sox Probable Starting Pitchers - July 31
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://cdn.vox-cdn.com/thumbor/UQIINpVIP_fOsKh9eT9kQjeNFNE=/0x0:3982x2655/1200x0/filters:focal(0x0:3982x2655):no_upscale()/cdn.vox-cdn.com/uploads/chorus_asset/file/23620027/usa_today_18395967.jpg)
Series Preview: Seattle Mariners vs. Boston Red Sox - Lookout Landing
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kptv-prod.cdn.arcpublishing.com/resizer/BM1i8_D0NaIWh2sq6HHykz78oy0=/1200x675/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/V2SBMZ4G3JI27HMJNTTQ43QH3Q.jpg)
Mariners vs. Twins Probable Starting Pitching - July 20
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://img.mlbstatic.com/mlb-images/image/upload/ar_16:9,g_auto,q_auto:good,w_1024,c_fill,f_jpg/mlb/zgjq2azdqonbhszwqaxo)
Angels at Red Sox - April 15, 2023: Probable Pitchers
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-wwsb-prod.cdn.arcpublishing.com/resizer/k1op_p6kg4UskdRqFxbPdV1g9bg=/1200x675/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/5O477YHVYBPTFMZMT6L6GW3O34.jpg)
Rays vs. Mariners Probable Starting Pitching - July 2
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-kwch-prod.cdn.arcpublishing.com/resizer/vH1GdiFh-Mfz7fVDRIVCf32s_s4=/1200x675/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/2WTS4I67GFLDLB4Q6K7U25PFLU.jpg)
MLB Probable Starting Pitchers Tonight: September 10
![Seattle Mariners Probable Pitchers & Starting Lineup vs Boston Red Sox on 5/15](https://gray-ktre-prod.cdn.arcpublishing.com/resizer/txraOt5vJHZMKS310--STcEN5GI=/1200x800/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/AMQUECPW7RJWJLKRDCYZXZNJC4.jpg)
Rangers vs. Red Sox Probable Starting Pitching - September 20