Det. Peter Lyons is a fictional character portrayed by Bill O'Brien in the TV series Law & Order: Criminal Intent.
They appear in 1 episodes out of a total of 195 aired
Episodes1
Silencer
episode S6.E18 april 2007Members of the radical deaf community are suspects in the murder of a doctor who provides cochlear implants. But the investigation proves troublesome when members refuse to cooperate because of their contempt for the hearing public.