Fringe - "The No-Brainer"
'Jessica Warren' was played by Mary Beth Peil aka Jen Lindley's religious grandmother on Dawson's Creek. It was nice to see 'Pacey' and 'Grams' back together again, like a little Dawson's Creek reunion.
'Brian Dempsey,' the computer programmer/murderer, was played by Chris Bauer aka 'Detective Andy Bellefleur' from True Blood.
Knight Rider - "Exit Light, Enter Knight"
The lead bank robber was played by Michael Cudlitz aka 'Detective Mike Walton' who was Ana Lucia's partner from the flashbacks on LOST.
Lie To Me - "Moral Waiver"
'Sgt. Scott,' the rapist, was played by David Anders aka 'Adam Monroe' aka 'Takezo Kensei' from Heroes.