There are some less than stellar episodes (Chuck vs Murder, Chuck vs the A Team), but for the most part, the fourth season is hilarious (Chuck vs the Wedding Planner) and heartwarming (moments from Chuck vs the Masquerade). 14 rows  It was announced on May 14, 2010 that NBC renewed Chuck for a fourth.

Episode titles for Chuck are consistently formatted as 'Chuck Versus.' For example, the pilot episode is titled 'Chuck Versus the Intersect'.

Retrieved October 19, 2010. • Gorman, Bill (October 26, 2010). TV by the Numbers.

• ^ Seidman, Robert (May 3, 2011). TV by the Numbers. Retrieved May 3, 2011.

Retrieved December 5, 2010. • Gorman, Bill (October 14, 2008). TV by the Numbers. Retrieved December 5, 2010. • Gorman, Bill (October 21, 2008).

In season Title Directed by Written by Original air date Prod. Main article: No. In season Title Directed by Written by Original air date Prod. Main article: No. In season Title Directed by Written by Original air date Prod.

Retrieved November 16, 2010. • Seidman, Robert (November 23, 2010). TV by the Numbers. Retrieved November 23, 2010. • Gorman, Bill (December 1, 2010). TV by the Numbers.

TV by the Numbers. Retrieved January 19, 2011. • Seidman, Robert (January 25, 2011). TV by the Numbers. Retrieved January 25, 2011. • Gorman, Bill (February 1, 2011). TV by the Numbers.

Also guest starring, as, as Greta, and. 57 3 ' October 4, 2010 ( 2010-10-04) 3X6303 5.38 A prison transfer delivers old foes, and ( and ), to Castle, canceling Chuck and Sarah’s romantic mission. But Chuck grows more interested when the manipulative Heather claims to know a secret about Frost. Meanwhile, as Morgan prepares the Buy More for a huge video game release, he gets a surprise from Big Mike. Guest star as Greta.

• ^ Seidman, Robert (November 23, 2010). TV by the Numbers.

• Seidman, Robert (March 3, 2009). TV by the Numbers. Retrieved December 5, 2010. • Seidman, Robert (March 10, 2009). TV by the Numbers. Retrieved December 5, 2010.

Retrieved January 19, 2011. • ^ Seidman, Robert (January 25, 2011). TV by the Numbers.

TV by the Numbers. Retrieved 2011-11-01. • Seidman, Robert (2011-11-05). TV by the Numbers.

• Gorman, Bill (November 14, 2011). TV By the Numbers. Retrieved November 14, 2011. October 2, 2007. Archived from on May 1, 2011. Free audio video mixer.

Chuck must solve the mystery when the potential candidates start turning up dead. Meanwhile, the Buy More crew try saving Big Mike from Large Mart.

TV by the Numbers. Retrieved January 21, 2012. • ^ Gorman, Bill (January 30, 2012). TV by the Numbers. Retrieved January 30, 2012.

TV by the Numbers. Retrieved October 12, 2010.

Retrieved 2010-12-05. November 27, 2007. Retrieved 2010-12-05. December 4, 2007. Retrieved 2010-12-05. December 11, 2007.

Retrieved December 5, 2010. • Seidman, Robert (December 16, 2008). TV by the Numbers. Retrieved December 5, 2010.

Next → The fourth season of was announced on May 13, 2010. Having initially ordered 13 episodes, NBC ordered an additional 11 on October 19, 2010 for a total of 24 episodes. Throughout the season, Chuck faced individual villains:, head of, and Volkoff's daughter,. And expressed a desire to continue the series past the fourth season as early as March 2011, when it was announced that the season finale would be titled '. The episode, as the title suggests, had a ending leading into the and final season, which was ordered on May 13, 2011. See also: No. In season Title Directed by Written by Original air date Prod.

Archived from on October 7, 2010. Retrieved October 5, 2010. • ^ Gorman, Bill (October 12, 2010). TV by the Numbers. Retrieved October 12, 2010.

Retrieved May 19, 2010. NBC Media Village. Retrieved May 23, 2010. • Ausiello, Michael (October 19, 2010). Entertainment Weekly. Retrieved October 19, 2010.

Also guest starring, as, as Greta, and. 57 3 ' October 4, 2010 ( 2010-10-04) 3X6303 5.38 A prison transfer delivers old foes, and ( and ), to Castle, canceling Chuck and Sarah’s romantic mission. But Chuck grows more interested when the manipulative Heather claims to know a secret about Frost.

75 21 ' Anton Cropper Rafe Judkins & Lauren LeFranc April 18, 2011 ( 2011-04-18) 3X6321 4.22 When Chuck and Sarah get conned out of their wedding money, they turn to Sarah's conman father, (), for help. Meanwhile, Morgan pressures Casey to face Alex's mother. 76 22 ' Robert Duncan McNeill Phil Klemmer & Craig DiGregorio May 2, 2011 ( 2011-05-02) 3X6322 4.10 Chuck's bachelor party turns up some uninvited guests; Ellie makes a life-changing discovery while investigating her father's computer. 77 23 ' Peter Lauer Henry Alonso Myers & Kristin Newman May 9, 2011 ( 2011-05-09) 3X6323 4.10 Chuck and Sarah's wedding prep includes one final detail: ensuring that the mother-of-the-groom makes it to the ceremony alive. Meanwhile, Morgan's responsibilities as Best Man include his most dangerous mission yet, as he faces Vivian Volkoff. Elsewhere, Ellie tends to the last details of the rehearsal dinner and seeks help from an unlikely source.

Inning conformity with the Nielsen positions system, it had a 2.5/ 4share among all family members in addition to 1.3/ 4share among those aged 18–49.

Elsewhere, Morgan and Alex's relationship is threatened by Carina's return. 70 16 ' Patrick Norris Rafe Judkins & Lauren LeFranc February 21, 2011 ( 2011-02-21) 3X6316 5.48 Valentine's day is ruined when the team is dispatched to protect heiress Vivian McArthur (). Under the moon otome game english: full version free software download.

Retrieved October 19, 2010. The Futon Critic. Retrieved May 4, 2011. • Moro, Eric (March 25, 2011).

Archived from on May 17, 2010. Retrieved May 14, 2010.

TV by the Numbers. Retrieved March 1, 2011. • Gorman, Bill (March 15, 2011). TV by the Numbers.

78 24 ' Robert Duncan McNeil Chris Fedak & Nicholas Wootton May 16, 2011 ( 2011-05-16) 3X6324 4.53 Before he can kiss the bride, Chuck puts everything on the line in order to save Sarah, including his own life. Retrieved May 19, 2010. NBC Media Village. Retrieved May 23, 2010. • Ausiello, Michael (October 19, 2010). Entertainment Weekly.

Retrieved October 5, 2010. • Gorman, Bill (October 12, 2010).

58 4 ' Robert Duncan McNeill Kristin Newman October 11, 2010 ( 2010-10-11) 3X6304 5.33 Indebted to Devon for saving his life in ', Premier () shows his gratitude by inviting the gang to his beautiful island. Chuck and Sarah work on becoming better communicators as they join Devon and Ellie for a getaway to Costa Gravas. However, Goya's wife () has other plans. Back at home, Morgan embarks on a forbidden romance that may put him at odds with Colonel John Casey. 59 5 ' Henry Alonso Myers October 18, 2010 ( 2010-10-18) 3X6305 5.23 When Casey's (, and ) returns looking for him, Chuck must decide what he's willing to sacrifice in order to find his mother. Elsewhere, Morgan works up the nerve to reveal a potentially dangerous secret to Casey.

TV by the Numbers. Retrieved February 23, 2011. • Gorman, Bill (March 1, 2011).

Retrieved December 10, 2011. • Seidman, Robert (December 17, 2011). TV by the Numbers. Retrieved December 24, 2011. Retrieved December 26, 2011. Retrieved December 31, 2011.

Sarah is told she must prove her loyalty by killing Casey. Devon and Ellie discuss names for their baby. 67 13 ' Rafe Judkins & Lauren LeFranc January 31, 2011 ( 2011-01-31) 3X6313 5.57 While Sarah is away trying to save Chuck's mother, Chuck and Morgan plot to take down Volkoff while Casey starts to bond with Alex.

Retrieved December 5, 2010. • Seidman, Robert (April 28, 2009). TV by the Numbers. Retrieved December 5, 2010. • Seidman, Robert (May 6, 2009). TV by the Numbers. Retrieved December 5, 2010.

Meanwhile, as Morgan prepares the Buy More for a huge video game release, he gets a surprise from Big Mike. Guest star as Greta. 58 4 ' Robert Duncan McNeill Kristin Newman October 11, 2010 ( 2010-10-11) 3X6304 5.33 Indebted to Devon for saving his life in ', Premier () shows his gratitude by inviting the gang to his beautiful island. Chuck and Sarah work on becoming better communicators as they join Devon and Ellie for a getaway to Costa Gravas. However, Goya's wife () has other plans. Back at home, Morgan embarks on a forbidden romance that may put him at odds with Colonel John Casey. 59 5 ' Henry Alonso Myers October 18, 2010 ( 2010-10-18) 3X6305 5.23 When Casey's (, and ) returns looking for him, Chuck must decide what he's willing to sacrifice in order to find his mother.

71 17 ' Henry Alonso Myers & Craig DiGregorio February 28, 2011 ( 2011-02-28) 3X6317 5.35 Chuck encourages Vivian McArthur () to get in touch with her inner villain for a mission; ' search for a new roommate has unexpected results. 72 18 ' March 14, 2011 ( 2011-03-14) 3X6318 4.92 When a new team starts operating from Castle, Chuck and Sarah wonder if they're being phased out. 73 19 ' Allan Kroeker Alex Katsnelson & Kristin Newman March 21, 2011 ( 2011-03-21) 3X6319 4.23 Four potential CIA agents are brought to Castle to determine who's going to be the new Intersect.

Squad including (). The squad flies to Rio De Janeiro to face off against their nemesis Augusto Gaez (), however old grudges start to get in the way of the mission.

Retrieved May 10, 2011. • ^ Seidman, Robert (May 18, 2011). TV by the Numbers. Retrieved May 18, 2011. Archived from on July 18, 2014. Retrieved September 4, 2010.

Retrieved 2011-11-09. • Gorman, Bill (November 14, 2011). TV by the Numbers.

The fourth season of Chuck was announced on May 13, 2010. Having initially ordered 13 episodes, NBC ordered an additional 11 on October 19, 2010 for a total of 24 episodes. Throughout the season, Chuck faced individual villains: Alexei Volkoff, head of Volkoff Industries, and Volkoff’s daughter, Vivian McArthur. Josh Schwartz and Chris Fedak expressed a desire to continue the series past the fourth season as early as March 2011, when it was announced that the season finale would be titled “Chuck Versus the Cliffhanger”. The episode, as the title suggests, had a cliffhanger ending leading into the fifth and final season, which was ordered on May 13, 2011.

Retrieved March 15, 2011. • Seidman, Robert (March 22, 2011). TV by the Numbers. Retrieved March 22, 2011.

Sarah is told she must prove her loyalty by killing Casey. Devon and Ellie discuss names for their baby. 67 13 ' Rafe Judkins & Lauren LeFranc January 31, 2011 ( 2011-01-31) 3X6313 5.57 While Sarah is away trying to save Chuck's mother, Chuck and Morgan plot to take down Volkoff while Casey starts to bond with Alex. Ellie is rushed to hospital for the birth of her baby.

Archived from on July 1, 2012. Retrieved 2010-12-05. TV by the Numbers.

TV by the Numbers. Retrieved January 31, 2011.

Next → The fourth season of was announced on May 13, 2010. Having initially ordered 13 episodes, NBC ordered an additional 11 on October 19, 2010 for a total of 24 episodes.

Retrieved November 17, 2011. • Gorman, Bill (November 21, 2011). TV by the Numbers. Retrieved November 25, 2011. • Gorman, Bill (December 10, 2011). TV by the Numbers.

Retrieved May 10, 2011. • ^ Seidman, Robert (May 18, 2011). TV by the Numbers. Retrieved May 18, 2011. Archived from on July 18, 2014. Retrieved September 4, 2010.

TV by the Numbers. Retrieved November 16, 2010.

• ^ Seidman, Robert (May 25, 2010). TV by the Numbers. Retrieved December 7, 2010.

Retrieved March 25, 2011. • Hibberd, James (May 13, 2011).. Retrieved May 13, 2011. • ^ Seidman, Robert (September 21, 2010). TV by the Numbers. Retrieved September 21, 2010. • ^ Gorman, Bill (September 28, 2010).

Retrieved November 23, 2010. • ^ Gorman, Bill (December 1, 2010). TV by the Numbers. Retrieved December 1, 2010. • ^ Gorman, Bill (January 19, 2011). TV by the Numbers. Retrieved January 19, 2011.

Code US viewers (millions) 55 1 ' September 20, 2010 ( 2010-09-20) 3X6301 5.79 When the gains control over the, begins searching for his mother (). Sarah and Casey follow a trail to Russia as they investigate the mysterious Volkoff Industries and its operative, (). Back at home, Ellie delivers big news to her family. Appears as the inaugural Greta, a rotating character. 56 2 ' & Lauren LeFranc September 27, 2010 ( 2010-09-27) 3X6302 5.37 There are crimes of fashion when Chuck and Sarah go undercover in Milan for Fashion Week to seize a high-tech weapon, yet Chuck soon recognizes a flaw in his relationship with Sarah. Meanwhile, Morgan discovers a vulnerability about the new Buy More.

This list is ordered by the episodes' original air date and not by the production codes, which show the order in which episodes were filmed. On May 13, 2011, NBC renewed Chuck for a fifth and final season consisting of 13 episodes. The series concluded with a two-hour finale on January 27, 2012. Main article: No.

TV by the Numbers. Retrieved September 21, 2010. • ^ Gorman, Bill (September 28, 2010). TV by the Numbers. Retrieved January 31, 2011. • ^ Seidman, Robert (October 5, 2010). TV by the Numbers.

• Seidman, Robert (April 21, 2009). TV by the Numbers.

Retrieved 2008-12-31. Retrieved 2009-01-25. Retrieved 2009-01-25.

• Ausiello, Michael (October 19, 2010). Archived from on October 21, 2010. Retrieved October 19, 2010.

April 27, 2010. Retrieved December 7, 2010. • Seidman, Robert (May 4, 2010). TV by the Numbers. Retrieved December 7, 2010. • Seidman, Robert (May 11, 2010).

” ChuckVersus the Family Volkoff” obtained beneficial assessments from motion picture doubters. The episode continued Chuck’s consistent decline in viewership, drawing in 4.03million clients, a series decreased.

TV by the Numbers. Retrieved December 5, 2010. • Seidman, Robert (December 9, 2008). TV by the Numbers.

• Seidman, Robert (November 25, 2008). TV by the Numbers.

Retrieved March 22, 2011. • ^ Gorman, Bill (April 12, 2011). TV by the Numbers. Retrieved April 13, 2011. • ^ Seidman, Robert (April 19, 2011). TV by the Numbers. Retrieved April 19, 2011.

Main article: It was initially announced on May 14, 2010, that renewed Chuck for a fourth season consisting of 13 episodes with an option for a back nine; on October 19, 2010, NBC ordered an additional eleven episodes (rather than the original option of nine), bringing the number of season four episodes to 24, the largest for the series. In season Title Directed by Written by Original air date Prod. Main article: NBC confirmed that the fifth and final season of Chuck would consist of thirteen episodes on May 13, 2011, returning in the fall on Friday nights at 8/7c; the season aired from October 28, 2011, to January 27, 2012. In season Title Directed by Written by Original air date Prod. The Futon Critic. Retrieved January 30, 2009.

• Gorman, Bill (February 15, 2011). TV by the Numbers. Retrieved February 15, 2011. • Seidman, Robert (February 23, 2011).

68 14 ' Chris Fedak & Kristin Newman February 7, 2011 ( 2011-02-07) 3X6314 5.41 Chuck, Sarah and Casey are sent to Morocco to rescue old friend (), while Morgan meets () and Mary tries to reconnect with her family. 69 15 ' Paul Marks Nicholas Wootton February 14, 2011 ( 2011-02-14) 3X6315 5.47 As a surprise, Chuck reunites Sarah with her old spy team The C.A.T. Squad including (). The squad flies to Rio De Janeiro to face off against their nemesis Augusto Gaez (), however old grudges start to get in the way of the mission. Elsewhere, Morgan and Alex's relationship is threatened by Carina's return. 70 16 ' Patrick Norris Rafe Judkins & Lauren LeFranc February 21, 2011 ( 2011-02-21) 3X6316 5.48 Valentine's day is ruined when the team is dispatched to protect heiress Vivian McArthur (). Casey is tempted by an offer from Jane Bentley () and Morgan makes a big decision.

TV by the Numbers. Retrieved December 5, 2010.

66 12 ' Craig DiGregorio January 24, 2011 ( 2011-01-24) 3X6312 6.06 Sarah goes undercover with Volkoff Industries hoping to free Chuck's mother. To do so, Sarah is helped by Team Bartowski to break () out of prison.

TV by the Numbers. Retrieved October 26, 2010. • ^ Seidman, Robert (November 2, 2010). TV by the Numbers.

• ^ Gorman, Bill (May 10, 2011). TV By the Numbers.

• ^ Seidman, Robert (March 22, 2011). TV by the Numbers. Retrieved March 22, 2011. • ^ Gorman, Bill (April 12, 2011). TV by the Numbers. Retrieved April 13, 2011.

Retrieved November 2, 2010. • ^ Seidman, Robert (November 16, 2010). TV by the Numbers.

Retrieved November 16, 2010. • ^ Seidman, Robert (November 23, 2010). TV by the Numbers. Retrieved November 23, 2010. • ^ Gorman, Bill (December 1, 2010). TV by the Numbers. Retrieved December 1, 2010.

Retrieved January 25, 2011. • ^ Gorman, Bill (February 1, 2011). TV by the Numbers. Retrieved February 1, 2011. • ^ Seidman, Robert (February 8, 2011). TV by the Numbers. Retrieved February 8, 2011.