| 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 | 4/1/2021 |  CIN | vs |  STL | L | 1 | 21.60 | 0 | 0 | 0 | 0 | 3.1 | 8 | 8 | 10 | 1 | 2 | 1 | 0 | 0 | 21 | 1 |
| 2 | | L. Castillo | 4/7/2021 | CIN | vs |  PIT | W | 1 | 0.00 | 5 | 0 | 0 | 0 | 7.0 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 25 | 0 |
| 3 | | L. Castillo | 4/13/2021 | CIN | @ |  SFG | 1 | 7.20 | 7 | 0 | 0 | 0 | 5.0 | 7 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | 21 | 0 | |
| 4 | | L. Castillo | 4/20/2021 | CIN | vs |  ARI | 1 | 2.25 | 4 | 0 | 0 | 0 | 4.0 | 7 | 1 | 3 | 0 | 3 | 1 | 0 | 1 | 23 | 0 | |
| 5 | | L. Castillo | 4/25/2021 | CIN | @ | STL | L | 1 | 7.20 | 3 | 0 | 0 | 0 | 5.0 | 6 | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 21 | 0 |
| 6 | | L. Castillo | 5/1/2021 | CIN | vs |  CHC | L | 1 | 5.06 | 5 | 0 | 0 | 0 | 5.1 | 8 | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 23 | 0 |
| 7 | | L. Castillo | 5/8/2021 | CIN | @ |  CLE | L | 1 | 9.00 | 2 | 0 | 0 | 0 | 4.0 | 5 | 4 | 6 | 0 | 2 | 0 | 0 | 0 | 21 | 0 |
| 8 | | L. Castillo | 5/13/2021 | CIN | @ |  COL | L | 1 | 19.64 | 3 | 0 | 0 | 0 | 3.2 | 10 | 8 | 8 | 1 | 2 | 0 | 0 | 0 | 23 | 0 |
| 9 | | L. Castillo | 5/18/2021 | CIN | vs | SFG | L | 1 | 5.40 | 11 | 0 | 0 | 0 | 5.0 | 6 | 3 | 3 | 1 | 3 | 0 | 0 | 1 | 24 | 0 |
| 10 | | L. Castillo | 5/23/2021 | CIN | vs |  MIL | L | 1 | 9.00 | 5 | 0 | 0 | 0 | 5.0 | 5 | 5 | 5 | 1 | 4 | 0 | 0 | 0 | 24 | 0 |
| 11 | | L. Castillo | 5/29/2021 | CIN | @ | CHC | L | 1 | 3.60 | 3 | 0 | 0 | 0 | 5.0 | 4 | 2 | 4 | 0 | 4 | 1 | 0 | 0 | 23 | 0 |
| 12 | | L. Castillo | 6/4/2021 | CIN | @ | STL | W | 1 | 1.50 | 5 | 0 | 0 | 0 | 6.0 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 23 | 0 |
| 13 | | L. Castillo | 6/10/2021 | CIN | vs | MIL | L | 1 | 4.76 | 7 | 0 | 0 | 0 | 5.2 | 1 | 3 | 3 | 0 | 3 | 1 | 0 | 0 | 22 | 0 |
| 14 | | L. Castillo | 6/15/2021 | CIN | @ | MIL | 1 | 0.00 | 7 | 0 | 0 | 0 | 7.0 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 26 | 0 | |
| 15 | | L. Castillo | 6/20/2021 | CIN | @ |  SDP | L | 1 | 3.00 | 7 | 0 | 0 | 0 | 6.0 | 6 | 2 | 3 | 0 | 3 | 0 | 0 | 0 | 26 | 0 |
| 16 | | L. Castillo | 6/26/2021 | CIN | vs |  ATL | W | 1 | 0.00 | 6 | 0 | 0 | 0 | 7.0 | 6 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 28 | 0 |
| 17 | | L. Castillo | 7/1/2021 | CIN | vs | SDP | 1 | 4.26 | 6 | 0 | 0 | 0 | 6.1 | 5 | 3 | 3 | 0 | 3 | 0 | 0 | 0 | 26 | 0 | |
| 18 | | L. Castillo | 7/6/2021 | CIN | @ |  KCR | 1 | 1.29 | 4 | 0 | 0 | 0 | 7.0 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 25 | 0 | |
| 19 | | L. Castillo | 7/11/2021 | CIN | @ | MIL | 1 | 1.69 | 6 | 0 | 0 | 0 | 5.1 | 3 | 1 | 1 | 0 | 6 | 0 | 0 | 0 | 24 | 0 | |
| 20 | | L. Castillo | 7/17/2021 | CIN | vs | MIL | 1 | 0.00 | 8 | 0 | 0 | 0 | 6.0 | 5 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 26 | 0 | |
| 21 | | L. Castillo | 7/24/2021 | CIN | vs | STL | W | 1 | 1.29 | 9 | 0 | 0 | 0 | 7.0 | 5 | 1 | 1 | 0 | 3 | 0 | 0 | 1 | 28 | 0 |
| 22 | | L. Castillo | 7/29/2021 | CIN | @ | CHC | W | 1 | 4.50 | 8 | 0 | 0 | 0 | 6.0 | 7 | 3 | 3 | 2 | 2 | 0 | 0 | 0 | 24 | 0 |
| 23 | | L. Castillo | 8/4/2021 | CIN | vs |  MIN | W | 1 | 1.50 | 7 | 0 | 0 | 0 | 6.0 | 6 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 24 | 0 |
| 24 | | L. Castillo | 8/9/2021 | CIN | @ | CLE | L | 1 | 21.60 | 2 | 0 | 0 | 0 | 3.1 | 7 | 8 | 8 | 2 | 3 | 1 | 0 | 0 | 21 | 0 |
| 25 | | L. Castillo | 8/14/2021 | CIN | @ |  PHI | L | 1 | 4.05 | 8 | 0 | 0 | 0 | 6.2 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 27 | 0 |
Some of the information used here was obtained free of charge from Retrosheet.
CWS 
CLE 
Mets 
Dodgers 
Yankees 
Red Sox 
Tigers 
Mariners 
Astros 
TOR 
BAL 
LAA 
WSH 
