New Big Bang Theory Tonight: “The Monster Isolation”

A new episode of The Big Bang Theory airs tonight at 8PM (ET) on CBS. Here’s how they describe it:

AFTER KOOTHRAPPALI’S DATE WALKS OUT ON HIM, HE VOWS TO NEVER LEAVE HIS APARTMENT ON “THE BIG BANG THEORY,” THURSDAY, FEB. 21

“The Monster Isolation” – After a terrible date, Koothrappali vows to never leave his apartment. Meanwhile, Penny actually impresses Sheldon with her acting skills, on THE BIG BANG THEORY, Thursday, Feb. 21 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network.

CAST: Johnny Galecki (Leonard), Jim Parsons (Sheldon), Kaley Cuoco (Penny), Simon Helberg (Wolowitz), Kunal Nayyar (Koothrappali), Melissa Rauch (Bernadette), Mayim Bialik (Amy)

GUEST CAST: Kate Micucci (Lucy), Kevin Sussman (Stuart), Riccardo LeBron (Tom)

STORY BY: Chuck Lorre, Dave Goetsch and Maria Ferrari

TELEPLAY BY: Steven Molaro, Eric Kaplan and Steve Holland

DIRECTED BY: Mark Cendrowski