NGTV Guide: Friday, December 16

Chuck – NBC 8/7c
“Chuck vs. the Curse” – Chuck and Sarah race against time to take down a dangerous computer virus, pitting them against Robyn Cunnings (guest star Rebecca Romijn), a ruthless spy who will stop at nothing to get what she needs. Meanwhile, Ellie and Awesome’s date night takes a dangerous turn and Morgan is sent on a special mission to recover Chuck’s P.A.N.T.S.

Grimm – NBC 9/8c
“Let Your Hair Down” – A mysterious homicide deep in the woods leads to Nick and Hank reopening a long-aborted missing persons case. When Nick suspects this abducted person might be a feral creature, he asks Monroe to help remind this wild child of her human nature.