Bodybuilder Soel Nouri as a warrior

Eddie McClintock in Warehouse - episode Don't hate the player

Mimmo Palmara vs. Roger Brown in The Ten Gladiators

Hercules and Wolverine

Joe Naufahu as Khal Moro in Game of Thrones

Lou Ferrigno as Hercules

Alan Steel in Hercules Against the Moon Men

Gladiators in Star Trek - episode Bread and Circuses