- Willie Anderson Jr.
- Pit Fighter
- Adam Avoledo
- Badd Karma
- Clayton J. Barber
- Hollywood
- Richard Branden
- Daddy Rich
- Spitfire Brown
- Spitfire
- Michael Chaturantabut
- Captain Kick
- Leilani Dalumpines
- Leilani
- Genrri Diammante
- Henry
- Erik Estrada
- Self / host
- Cameron Flener
- Self / fight commentator
- R.J. Frost
- Flyboy
- Mitch Gould
- Mr. Smith
- Rickson Gracie
- Self
- Tony Halme
- Viking
- Jeff Harris
- J.D. Harms
- Thomas Howard
- Tom Howard
- Harbell Ilustre
- Mongoose
- Howard Jackson
- Self
- Pat E. Johnson
- Self
- Kazja
- Self
- Chris Kesterson
- Self
- Ray Leonard Jr.
- Self - Co-Host
- Brad Martin
- The Plow
- Andre McCoy
- Cheap Shot
- Scott McElroy
- Bruce Burly
- Paul McMichael
- Self / Spectator
- Rodney Mitchell
- D.I.
- Mario Mugavero
- Mario
- Richard Norton
- Self
- Erik Paulson
- Erik Paulson
- Eric Perrodin
- Phlash
- J.J. Perry
- JJ
- Matthew Pollino
- El Muerte
- Dennis Reese
- Garbage Man
- Burton Richardson
- Self
- J.D. Rifkin
- Suit
- Cynthia Rothrock
- Self
- Chad Stahelski
- Ski
- Nils Allen Stewart
- Mongolian
- Jen Kuo Sung
- Jen Sung
- Mick Tierney
- Irish Assassin
- Lelagi Togisala
- Butch
- Takis Triggelis
- Takis
- Kenneth Turner
- KC Flow
- Michael Jai White
- Self
- Don Wilson
- Self
- Marcus Young
- Tetsuo
