Fringe (Friday, 9/8c, Fox)
Hard to imagine the show topping its most recent episode — the haunting "Subject 13" flashback into Olivia and Peter's childhood — but any story that puts Walter Bishop center stage is worth watching, and this week the mournful mad scientist is busy trying to delay the damage he's done to the wall between universes. Good luck with that. Meanwhile, the Fringe Team is on the case of thieves who defy gravity. Now let's see Fringe defy the gravity of those Friday night ratings.
Battle of Los Angeles (Saturday, 9/8c, Syfy)
Gotta give Syfy bonus points for cheekiness. On the same weekend the big-budget alien-invasion adventure Battle: LA hits the big screen, Syfy's knowingly cheesy...