| League One | 29/09/18 | Luton Town | - | Charlton Athletic | 2:2 |  |
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| League One | 09/04/19 | Wycombe Wanderers | - | Charlton Athletic | 0:1 | |
| League One | 29/09/18 | Luton Town | - | Charlton Athletic | 2:2 | |
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| League One | 09/04/19 | Wycombe Wanderers | - | Charlton Athletic | 0:1 | |
| Joshua Jon Cullen | |
| Born: | 07.04.1996 |
| Place of birth: |
Westcliff-on-Sea, 
England |
| Nationality: |
Ireland
England |
| Height: | 175 cm |
| Weight: | 70 kg |
| Position(s): | Central Midfielder Defensive Midfielder |
| Foot: | right |