BKFC 51: Hart vs. Shah took place Friday, September 29, 2023 with 10 fights at Salem Civic Center in Salem, Virginia.
| Actor | Role |
|---|---|
 Britain HartSelf | Self |
 Melanie ShahSelf | Self |
 Dustin PagueSelf | Self |
 Joe ElmoreSelf | Self |
| SStanislav GrosuSelf | Self |
 Blake LacazeSelf | Self |
| BBruce AbramskiSelf | Self |
| MMark CulpSelf | Self |
| JJoseph CreerSelf | Self |
| RRonnie GlassSelf | Self |
 Harris StephensonSelf | Self |
 Brian MaxwellSelf | Self |
| BBrett FieldsSelf | Self |
| KKaine Tomlinson Sr.Self | Self |
| RRick CarusoSelf | Self |
| LLandon WilliamsSelf | Self |
| KKa’Sim RuffinSelf | Self |
| DDaniel GarySelf | Self |