A mission to track down a computer super virus leads Chuck to return to his roots as a hacker - and to call on his biggest competition, Gertrude Verbanksi (recurring guest star CARRIE-ANNE MOSS), for help. Elsewhere, a new Buy More employee (guest star DANNY PUDI – Community) complicates Jeff and Lester's friendship.
Elenco: Zachary Levi , Yvonne Strahovski , Adam Baldwin , Bonita Friedericy , Brandon Routh , Joshua Gomez , Julia Ling , Linda Hamilton , Mark Christopher Lawrence , Matthew Bomer , Mekenna Melvin , Ryan McPartlin , Sarah Lancaster , Scott Krinsky , Vik Sahay .