Leighton Meester is back at The CW, but not as Blair Waldorf, the Gossip Girl character viewers knew her for. She plays Lou, a detective in a small town's police force whose job is made harder by ...

Spotted: Leighton Meester back on the network that made her a household name in TVLine's exclusive trailer for the new CW procedural dramedy Good Cop/Bad Cop (premiering Wednesday, Feb. 19 at 9/8c).