John Dybvig made seven appearances in the Xenaverse beginning with playing Minion #3 in Hercules in the Underworld. He went on to play a Tavern Thug in "The Wrong Path", Rankor in "Pride Comes Before a Brawl", Brigand (Ox) in "The Black Wolf", a Slave Trader in "Prodigal Sister", King Quallus in "Armageddon Now Part 2", and a Thug in "Mommy Dearests".
Dybvig also made appearances in Spartacus: Blood and Sand and Peter Jackson's King Kong.