Angie Harmon

The casting folk at Chuck are on a roll with guest stars, and their latest is Angie Harmon.

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The Law & Order alum has signed on to guest star in episode four of the upcoming season of Chuck as Sydney — a spy for the Ring looking to kill Ryan McPartlin's Captain Awesome alter ego, according to EW.

Recent additions to the NBC action-comedy include Superman's Brandon Routh and Smallville's Kristin Kreuk.

What do you think of the recent Chuck additions?