While on a Nerd Herd call, Chuck runs into his ex-girlfriend Jill (recurring guest star JORDANA BREWSTER
- " The Fast & the Furious")
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Chuck & Jill (recurring guest star JORDANA BREWSTER) are enjoying the honeymoon stage of their rekindled relationship. The two lovebirds plan a weekend getaway but have to cancel at the last minute when Casey & Sarah inform Chuck that he is needed for an immediate mission to find corrupt agents in the CIA. Jealousy erupts when Jill finally meets Sarah & learns that Chuck & his handler must pose as a couple. Chuck does his best to reassure Jill that his relationship with Sarah is purely business but only finds himself in more trouble when his mission does not go as planned. Meanwhile, corporate efficiency expert Emmett (recurring guest star TONY HALE) is out to get Chuck & interrogates Morgan to get some dirt on his best friend. ...

Chuck, Sarah & Casey are shocked to discover that Chuck's girlfriend, Jill (recurring guest star JORDANA BREWSTER), is a Fulcrum agent in search of the Intersect. In the wake of his disbelief, Chuck is asked to use his relationship with Jill to get to an agent. He willingly agrees to bring down the woman who betrayed him twice. Meanwhile, Captain Awesome's parents are coming for Thanksgiving & Ellie is determined to have the perfect Thanksgiving dinner. To make sure everything goes smoothly, she tells Morgan that he cannot come to dinner this year. Without any holiday plans to fall back on, Morgan is recruited by Big Mike to stand guard at the Buy More with Lester & Jeff. ...

Chuck is still reeling from the discovery that his ex-girlfriend was a Fulcrum agent & goes on a mission to take his mind of off his shock. Casey gets a shock of his own when he finds out that his sensei, Ty Bennett (guest star CARL LUMBLY
- " Alias, Buffalo Soldiers, Cagney & Lacey"), who taught him everything he knows, is now one of the most-wanted rogue agents. While on the search for Bennett, it becomes clear that Casey may be too emotionally involved to continue with the mission. Meanwhile, Captain Awesome's parents, Honey (guest star MORGAN FAIRCHILD
- " Fashion House, Friends, Falcon Crest") & Woody (guest star BRUCE BOXLEITNER
- " Babylon 5, Young Blades, Scarecrow & Mrs. King"), make a surprise visit to help Ellie & Awesome plan their wedding. Meanwhile, at the Buy More, Emmett (recurring guest star TONY HALE) reinstates the employee of the month contest, but Morgan, Jeff & Lester have other plans.


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In the third season premiere, now that Chuck has new Intersect abilities, he trains to become a full-fledged spy -- but when he flunks out of spy school & loses Sarah in the process, he hits rock bottom. Morgan returns from training to be a chef at Benihana to help Chuck get out of his funk. But will he? Or is Chuck destined to return to his old life? ...

Chuck learns that his latest solo mission will be a final test to see if he is ready to be a spy. Chuck needs to put everything he has learned into action to avoid going back to his old life while Sarah & Shaw (recurring guest star BRANDON ROUTH) observe his every move. ...

Chuck, Sarah & Shaw (recurring guest star BRANDON ROUTH) reunite to find the Ring operative behind the death of Shaw's wife. Sarah has faith that Shaw is ready for the mission but Chuck is worried about his emotional stability. Meanwhile, Morgan considers leaving the Buy More. ...

While in Europe, Sarah & Chuck realize they're traveling on a train with Spanish spies. Even though they're all alone, they decide to take on these rogue agents, but this impromptu mission does not go smoothly. Meanwhile, General Beckman (recurring guest star BONITA FRIEDERICY) orders her newest "unlikely" spy team -- John Casey & Morgan Grimes -- to track down the missing couple. ...

Chuck & Sarah are assigned to train under Craig & Laura Turner (guest stars FRED WILLARD -- Anchorman: The Legend of Ron Burgundy, Waiting for Guffman & SWOOSIE KURTZ
- Pushing Daisies, Sisters), a married CIA team who, despite their impeccable record, hate one another. The Turners' stormy relationship forces Chuck & Sarah to wonder if they're doomed with the same fate. Meanwhile, Casey must train the newest member of the team -- Morgan.
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