Forever Knight - Season 2 Episode 10 Can't Run, Can't Hide 13TH CENTURY VAMPIRE. 20TH CENTURY COP.
Overview: Highly respected parole officer, Casey Brooks, is the prime suspect in the investigation of a murdered Vietnam veteran. Nick Knight is certain he has encountered Brooks in the past and flashes back to wartime Vietnam to discover Brooks' true identity, along with the dark secret that could ruin the parole officer's career. But the investigation changes course when Nick's prime suspect nearly becomes the next victim.