UFC 75: Champion vs. Champion was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC). The event was held September 8, 2007 at The O2 in London, England. The main event was a title unification match between UFC Light Heavyweight Champion Quinton Jackson and PRIDE Fighting Championships' 83 kg and 93 kg champion, Dan Henderson.
| Actor | Role |
|---|---|
 Quinton 'Rampage' JacksonSelf | Self |
 Dan HendersonSelf | Self |
 Michael BispingSelf | Self |
 Matt HamillSelf | Self |
 Cheick KongoSelf | Self |
 Mirko FilipovićSelf | Self |
 Marcus DavisSelf | Self |
 Paul TaylorSelf | Self |
 Houston AlexanderSelf | Self |
| AAlessio SakaraSelf | Self |
 Gleison TibauSelf | Self |
| TTerry EtimSelf | Self |
 Thiago SilvaSelf | Self |
 Tomasz DrwalSelf | Self |
| DDennis SiverSelf | Self |
 Naoyuki KotaniSelf | Self |
 Jess LiaudinSelf | Self |
| AAnthony TorresSelf | Self |