After looking at Connor Trinneer's pre-Enterprise
history, I'm reminded of the episode of Buffy the Vampire Slayer
where Dominic Keating plays a hapless employee of the Watcher's Council that gets turned into a vampire in "Helpless."
The show is "Without a Trace." You may recognize both people in the picture:
I recognize a blurry Masi Oka in the background but who is the woman?