UFC 252: Miocic vs. Cormier 3 is a mixed martial arts event produced by the Ultimate Fighting Championship on August 15, 2020 at the UFC APEX facility in Las Vegas, Nevada, United States. A UFC Heavyweight Championship trilogy between current two-time champion Stipe Miocic and former champion Daniel Cormier (also former UFC Light Heavyweight Champion) took place as the event headliner.
| Actor | Role |
|---|---|
 Stipe MiocicSelf | Self |
 Daniel CormierSelf | Self |
 Marlon VeraSelf | Self |
 Sean O'MalleySelf | Self |
 Jairzinho RozenstruikSelf | Self |
 Junior dos SantosSelf | Self |
 Daniel PinedaSelf | Self |
 Herbert BurnsSelf | Self |
 Merab DvalishviliSelf | Self |
 John DodsonSelf | Self |
 Vinc PichelSelf | Self |
 Jim MillerSelf | Self |
 Virna JandirobaSelf | Self |
 Felice HerrigSelf | Self |
 Danny ChavezSelf | Self |
 T.J. BrownSelf | Self |
 Lívia Renata SouzaSelf | Self |
 Ashley YoderSelf | Self |
 Chris DaukausSelf | Self |
 Parker PorterSelf | Self |
 Kai Kamaka IIISelf | Self |
 Tony KelleySelf | Self |