Luis Castillo has a record of 6-4 with an ERA of 3.26 and 102 strikeouts in 20 appearances in his last 20 games.
| NAME | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | L. Castillo | 4/26/2025 |  SEA | vs |  MIA | W | 1 | 0.00 | 5 | 0 | 0 | 0 | 6.0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 21 | 0 |
| 2 | | L. Castillo | 5/3/2025 | SEA | @ |  TEX | 1 | 1.50 | 2 | 0 | 0 | 0 | 6.0 | 4 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 23 | 0 | |
| 3 | | L. Castillo | 5/9/2025 | SEA | vs |  TOR | L | 1 | 9.00 | 3 | 0 | 0 | 0 | 5.0 | 7 | 5 | 5 | 1 | 2 | 0 | 0 | 0 | 24 | 0 |
| 4 | | L. Castillo | 5/14/2025 | SEA | vs |  NYY | 1 | 1.50 | 6 | 0 | 0 | 0 | 6.0 | 6 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 25 | 0 | |
| 5 | | L. Castillo | 5/19/2025 | SEA | @ |  CWS | W | 1 | 0.00 | 5 | 0 | 0 | 0 | 7.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 |
| 6 | | L. Castillo | 5/25/2025 | SEA | @ |  HOU | 1 | 4.50 | 6 | 0 | 0 | 0 | 6.0 | 9 | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 27 | 0 | |
| 7 | | L. Castillo | 6/1/2025 | SEA | vs |  MIN | 1 | 0.00 | 5 | 0 | 0 | 0 | 6.0 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 23 | 0 | |
| 8 | | L. Castillo | 6/7/2025 | SEA | @ |  LAA | L | 1 | 7.20 | 5 | 0 | 0 | 0 | 5.0 | 8 | 4 | 6 | 3 | 0 | 0 | 0 | 0 | 24 | 1 |
| 9 | | L. Castillo | 6/13/2025 | SEA | vs |  CLE | 1 | 3.00 | 7 | 0 | 0 | 0 | 6.0 | 3 | 2 | 2 | 2 | 3 | 0 | 0 | 0 | 23 | 0 | |
| 10 | | L. Castillo | 6/18/2025 | SEA | vs |  BOS | L | 1 | 4.50 | 5 | 0 | 0 | 0 | 6.0 | 3 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | 24 | 0 |
| 11 | | L. Castillo | 6/24/2025 | SEA | @ | MIN | 1 | 9.00 | 3 | 0 | 0 | 0 | 5.0 | 7 | 5 | 5 | 1 | 2 | 0 | 0 | 0 | 22 | 0 | |
| 12 | | L. Castillo | 6/29/2025 | SEA | @ | TEX | 1 | 1.50 | 4 | 0 | 0 | 0 | 6.0 | 7 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 26 | 0 | |
| 13 | | L. Castillo | 7/5/2025 | SEA | vs |  PIT | W | 1 | 0.00 | 8 | 0 | 0 | 0 | 7.0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 |
| 14 | | L. Castillo | 7/11/2025 | SEA | @ |  DET | W | 1 | 5.40 | 6 | 0 | 0 | 0 | 5.0 | 6 | 3 | 3 | 0 | 2 | 1 | 0 | 0 | 22 | 0 |
| 15 | | L. Castillo | 7/18/2025 | SEA | vs | HOU | W | 1 | 0.00 | 7 | 0 | 0 | 0 | 6.2 | 3 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 25 | 0 |
| 16 | | L. Castillo | 7/23/2025 | SEA | vs |  MIL | L | 1 | 5.40 | 7 | 0 | 0 | 0 | 5.0 | 10 | 3 | 6 | 0 | 0 | 1 | 0 | 0 | 26 | 1 |
| 17 | | L. Castillo | 7/28/2025 | SEA | @ |  ATH | W | 1 | 1.29 | 4 | 0 | 0 | 0 | 7.0 | 5 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 26 | 0 |
| 18 | | L. Castillo | 8/2/2025 | SEA | vs | TEX | 1 | 4.15 | 4 | 0 | 0 | 0 | 4.1 | 4 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 19 | 0 | |
| 19 | | L. Castillo | 8/8/2025 | SEA | vs |  TBR | 1 | 2.57 | 5 | 0 | 0 | 0 | 7.0 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 25 | 0 | |
| 20 | | L. Castillo | 8/15/2025 | SEA | @ |  NYM | 1 | 13.50 | 5 | 0 | 0 | 0 | 4.0 | 9 | 6 | 6 | 3 | 1 | 0 | 0 | 0 | 22 | 0 | |
| Total | 20 | 3.26 | 102 | 0 | 0 | 0 | 116.0 | 106 | 42 | 47 | 15 | 26 | 5 | 0 | 0 | 474 | 2 |
Some of the information used here was obtained free of charge from Retrosheet.
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