Gladiator

AD 48. Roman Centurions Cato and Macro are returning to Rome from a harrowing campaign, but are shipwrecked when an earthquake strikes the island of Crete. Struggling ashore they discover panic, devastation and a slave revolt. Led by a gladiator called Ajax, the slaves are driven by a bloodthirsty desire for revenge. Taking control of the local garrison, Cato and Macro must save the province, before the rebellion can threaten the Empire itself...  Book 9  of series.