Chuck

In the fourth season premiere, Chuck and Morgan go on a rogue globe-spanning mission to find Chuck's mom, Mary Bartowski (LINDA HAMILTON). OLIVIA MUNN also guest stars.

Chuck and Sarah travel to Milan to retrieve a high-tech secret weapon. Casey struggles to put down roots. KAROLINA KURKOVA, LOU FERRIGNO and ISAIAH MUSTAFA guest star.

Chuck and Sarah's past comes back to "hunt" them when a prison transfer delivers old foes to the Buy More. NICOLE RICHIE, STEVE AUSTIN and STACY KIEBLER guest star.

Chuck and Sarah work on communicating and Awesome is reunited with someone from his brief spy past: Generalissimo Goya (ARMAND ASSANTE). TIA TEXADA and MEKENNA MELVIN also appear.

Chuck's latest mission provides a link to Casey's past … and possibly to Chuck's mom. Morgan works up the nerve to reveal a big secret to Casey. ERIC ROBERTS guest stars.

Chuck's dream of finding his mom (LINDA HAMILTON) may be his worst nightmare. Plus, it's Halloween at the Buy More. MORGAN FAIRCHILD and ROBERT ENGLUND guest star.

After their first real fight, Chuck avoids Sarah by going on a rogue mission that leads him to his mom's MI6 handler (TIMOTHY DALTON). ANA GASTEYER also guest stars.

Chuck fears that a major loss may end his spy career — and his relationship with Sarah. ROB RIGGLE, SUMMER GLAU and RICHARD CHAMBERLAIN guest star.

Chuck's secrets are threatened, leading Sarah to set off on a rogue mission. Awesome and Ellie try to decipher a secret left by her father. RICHARD CHAMBERLAIN guest stars.

Chuck's spy life intersects with his home life when unexpected guests arrive for a Thanksgiving "leftovers" dinner. LINDA HAMILTON, MONET MAZUR and TIMOTHY DALTON guest star.

While in France, Chuck plans a secret mission — while on another secret mission. Back at the Buy More, Lester goes to Big Mike for romantic advice.

Sarah embarks on a mission that could be her last. Meanwhile, Ellie and Awesome are at odds over what to name the baby. LINDA HAMILTON, TIMOTHY DALTON and MEKENNA MELVIN appear.

The mission to take down Volkoff (TIMOTHY DALTON) reaches a dangerous new level. And big changes loom at home. Recurring guest stars LINDA HAMILTON and MEKENNA MELVIN also appear.

The team jets to Morocco to rescue Roan Montgomery (JOHN LARROQUETTE). Morgan prepares to meet Alex's (MEKENNA MELVIN) mom. Meanwhile, Mary (LINDA HAMILTON) bonds with her family.

Chuck invites trouble when he reunites Sarah with her old spy team, the CAT Squad. Morgan fends off the advances of Carina (MINI ANDEN). LOU DIAMOND PHILLIPS also guest stars.

A romantic Valentine's Day is interrupted when the team is sent on a mission to a masquerade ball in England. Morgan ponders a big move. ROBIN GIVENS and LAUREN COHAN guest star.

Chuck pushes Vivian (LAUREN COHAN) to get in touch with her inner villain, as Sarah tries to get in touch with her inner bride. RAY WISE (Reaper) also guest stars.

Chuck and Sarah suspect Casey is carrying out private missions. Chuck worries the CIA's seemingly perfect new operatives (ISAIAH MUSTAFA and STACY KEIBLER) will make him useless.

When a spy is murdered in Castle, it's up to Chuck to figure out "who done it" and Morgan's Buy More troops wage war against Large Mart. ROBIN GIVENS guest stars.

To save the life of a former ally, Chuck must join forces with his greatest foe: Alexei Volkoff (TIMOTHY DALTON). LAUREN COHAN, LINDA HAMILTON and MEKENNA MELVIN also guest star.

When Chuck and Sarah get conned out of their wedding money, there is only one man they can turn to for help: Sarah's conman father, Jack Burton (GARY COLE – The Good Wife).

Chuck's bachelor party gets out of hand when some uninvited guests arrive. RAY WISE (Reaper, Twin Peaks) guest stars.

Chuck and Sarah race to save Chuck's mom (LINDA HAMILTON) in time for their wedding day. LAUREN COHAN, MEKENNA MELVIN and RAY WISE also guest star.

In the fourth season finale, Operation Bartowski races to take down Vivian Volkoff (LAUREN COHAN) as she threatens Chuck and Sarah's wedding.