Here's the episode guide for episode 18, "Chuck vs. the A-Team":
CHUCK FEARS THAT CASEY HAS A SECRET THAT MAY SPLIT UP THE TEAM - ROBIN GIVENS, STACY KEIBLER AND ISAIAH MUSTAFA GUEST STAR
- Chuck (Zachary Levi) and Sarah (Yvonne Strahovski) investigate when they suspect that Casey (Adam Baldwin) is carrying out private missions.
- Chuck fears that the CIA's seemingly-perfect new operatives (guest stars Isaiah Mustafa and Stacy Keibler) will render him obsolete.
- Morgan settles in with a new roommate, and Awesome (Ryan McPartlin) panics when Ellie (Sarah Lancaster) embarks on a potentially dangerous line of research.
Stay tuned for the promotional trailer!