Chuck Versus the Gobbler

S4 E12: Sarah takes dangerous measures to help Mary Bartowski (recurring guest star Linda Hamilton) bring down Alexei Volkoff (recurring guest star Timothy Dalton), as Chuck worries that she may be getting in too deep. Sarah, though, must enlist the help of Chuck, Morgan and Casey to complete her undercover mission. Meanwhile, Ellie and Awesome are at odds over what to name the baby.