| 21. Round | 10/01/2021 | Espanyol Barcelona | - | CD Castellón | 2:0 | ||||
| 28. Round | 06/03/2021 | CD Leganés | - | CD Castellón | 0:0 |  |
|||
| 42. Round | 30/05/2021 | Málaga CF | - | CD Castellón | 3:0 |
| 21. Round | 10/01/2021 | Espanyol Barcelona | - | CD Castellón | 2:0 | ||||
| 28. Round | 06/03/2021 | CD Leganés | - | CD Castellón | 0:0 | |
|||
| 42. Round | 30/05/2021 | Málaga CF | - | CD Castellón | 3:0 |
| Marc Castells Ortega | |
| Born: | 12.03.1990 |
| Place of birth: |
Valencia, 
Spain |
| Nationality: |
Spain
|
| Height: | 185 cm |
| Weight: | 73 kg |
| Position(s): | Central Midfielder |
| Foot: | right |