The Ring closes in on Chuck and the members of Operation Bartowski. Casey must secretly protect his daughter from the Ring. Big Mike receives news about the Buy More.

The Ring is closing in on Chuck and Operation Bartowski.

Chuck asks Morgan to help him on a side mission.

Chuck to meet with a CIA psychiatrist Dr. Leo Dreyfus.

Sarah and Chuck train under Laura and Craig Turner

While in Europe, Sarah and Chuck realize they’re traveling on a train with Spanish spies.

Chuck, Sarah and Shaw reunite to find the Ring operative behind the death of Shaw’s wife.

Chuck has his pick of the best CIA agents for an undercover operation, but he has only one girl in mind for the job, Sarah.

Chuck learns that his latest solo mission will be a final test to see if he is ready to be a spy.

Casey carries out a side mission for his old commanding officer James Keller that leads to him committing treason.

Chuck is taken off active duty when he has problems trying to use the Intersect and is put in imminent danger without Sarah’s and Casey’s help

Chuck must assume the identity of a dangerous assassin; Sarah tries to maintain a strictly professional relationship with Shaw

Shaw sends Chuck and Hannah on a mission, forcing Sarah to work with him. Morgan and Ellie team up to find out information regarding Chuck.

Chuck trains a new Nerd Herder and deals with an asset with ties to The Ring. Devon gets nervous about covering for Chuck when Ellie gets suspicious of his work.

Shaw sends Chuck on a solo mission to Paris, over Sarah and Casey’s protests, where Chuck meets a beautiful woman and flashes on an assassin en route. Morgan gains an unexpected ally in dealing with Jeff and Lester at the Buy More.

Chuck must show Captain Awesome how to be a spy when he is targeted by an evil agent. Morgan’s promotion to Assistant Manager changes his relationship with Jeff and Lester.

Chuck needs Awesome’s help to protect a dictator who is targeted for assassination.

When Carina is back in town, Chuck is assigned to a new mission with Sarah, but his emotions come in the way.

Chuck’s new abilities with the upgraded Intersect prove to be problematic in spy training and creates conflict with Sarah.