K-1 - Dynamite!! Power of Courage 2010 features a heavyweight championship bout between Alistair Overeem and Todd Duffee and a featherweight championship bout between Bibiano Fernandes and Hiroyuki Takaya. It was held before 26,729 fans at the Saitama Super arena on 31st December 2010.
| Actor | Role |
|---|---|
 Hiroyuki TakayaSelf | Self |
 Bibiano FernandesSelf | Self |
 Tatsuya KawajiriSelf | Self |
 Josh ThomsonSelf | Self |
 Jason HighSelf | Self |
 Hayato SakuraiSelf | Self |
| MMarius ZaromskisSelf | Self |
 Kazushi SakurabaSelf | Self |
 Satoshi IshiiSelf | Self |
 Jérôme Le BannerSelf | Self |
 Alistair Overeem"Demolition Man" | "Demolition Man" |
 Todd DuffeeSelf | Self |
 Sergei KharitonovSelf | Self |
| TTatsuya MizunoSelf | Self |
| HHiroshi IzumiSelf | Self |
 Ikuhisa MinowaSelf | Self |
| HHideo TokoroSelf | Self |
| KKazuhisa WatanabeSelf | Self |
| KKazuyuki MiyataSelf | Self |
 Caol UnoSelf | Self |
| AAndy OlogunSelf | Self |
| KKatsuaki FurukiSelf | Self |
| YYuichiro NagashimaSelf | Self |
 Shinya Aoki"Tōbikan Jūdan" | "Tōbikan Jūdan" |
| AAkiyo NishiuraSelf | Self |
| TTetsuya YamatoSelf | Self |
 Gegard MousasiSelf | Self |
| KKyotaro FujimotoSelf | Self |