WEC 4: Rumble Under The Sun was a mixed martial arts event held on August 31, 2002 at the Mohegan Sun Casino in Uncasville, Connecticut. WEC 4's main event was a fight between Aaron Brink and Jeremy Horn.
| Actor | Role |
|---|---|
 Jeremy HornSelf | Self |
 Aaron BrinkSelf | Self |
 Richard CrunkiltonSelf | Self |
| LLuciano OliveiraSelf | Self |
 Kurt PellegrinoSelf | Self |
 Mac DanzigSelf | Self |
| TTony FryklundSelf | Self |
| ZZach LightSelf | Self |
 Christian WellischSelf | Self |
| JJay WhiteSelf | Self |
 John RalloSelf | Self |
| EErik MainiaiSelf | Self |
| RRandy RoweSelf | Self |
| JJason JonesSelf | Self |
 Mike SwickSelf | Self |
 James GabertSelf | Self |
 Jeff CurranSelf | Self |
 Bao QuachSelf | Self |