Petty Officer Mark Harridan is a fictional character portrayed by Quinn Duffy in the TV series JAG.
They appear in 1 episodes out of a total of 227 aired
Episodes1
Heroes
episode S2.E4 january 1997A SEAL dies of gunfire during a mission; the government charges the CPO in charge with the murder of his best friend. Harm prosecutes, and he deduces how and why the death took place; he then tells the court that he cannot prove his case.