Brothers & Sisters: Season 4
| # | Air Date | Title |
| 1 | Sep 27 2009 |
The Road AheadKitty guards a devastating secret that could change the Walker family forever. Meanwhile, Nora and Holly work together to thrown an engagement party for Justin and Rebecca; Tom… |
| 2 | Oct 04 2009 |
Breaking the NewsAs Robert worries about news of his recent heart attack leaking to the press, Kitty struggles with an untold secret that will deeply affect their marriage and bring the Walker… |
| 3 | Oct 11 2009 |
Almost NormalKitty, Robert and Nora struggle to accept Kitty’s cancer and to come to an agreement on the best possible treatment, but as they prepare to share the news with the entire… |
| 4 | Oct 18 2009 |
From France With LoveAfter returning from France, Sarah manages to distract Kitty through her chemo treatments by using tales of her romance with a French artist. Meanwhile, Justin has problems wit… |
| 5 | Oct 25 2009 |
Last Tango in PasadenaThe Walker family, with the exception of Nora, are surprised by the charms and tango lessongs of Luc Laurent, Sarah’s new lover. However, Nora quickly uncovers that her F… |
| 6 | Nov 01 2009 |
Zen & the Art of Making MoleIn the throes of chemo, Kitty is thrilled when a surprise visitor comes to town, while Sarah finally realizes that she has to tell her kids about Luc (Gilles Marini as Luc Laur… |
| 7 | Nov 08 2009 |
The Wig PartyKitty is devastated when she must face the aftereffects of her cancer treatment. Meanwhile, Nora makes an unexpected friend; and Scotty’s father shares some shocking news… |
| 8 | Nov 15 2009 |
The Wine FestivalOjai’s newest wine is submitted at a local festival; Justin and Rebecca keep life-changing secrets from themselves; Nora has a crush on a younger man; Sarah and Luc may n… |
| 9 | Nov 29 2009 |
Pregnant PauseRebecca has a secret that could make or break her relationship with Justin; Holly’s financial situation worsens; Sarah becomes jealous of Nora’s new romance. |
| 10 | Dec 06 2009 |
NearlywedsJustin and Rebecca’s beachside wedding has the Walker family stunned. Tommy risks everything to have his daughter beside him. |
| 11 | Jan 03 2010 |
A Bone to PickKitty’s life is in jeopardy as the Walkers frantically search for a bone marrow donor. |
| 12 | Jan 10 2010 |
The Science FairA divorced dad at Paige’s school piques Sarah’s interest, while Justin uncovers the key to his learning challenges. Meanwhile, Nora reunites with her eyes wide open… |
| 13 | Jan 17 2010 |
Run Baby RunSarah has a new romantic interest for the first time since her divorce; Scotty and Kevin await the results of their first try at surrogacy; Kitty and Robert reach another impas… |
| 14 | Jan 31 2010 |
The Pasadena PrimaryRobert and Nora get to work as guest chefs in Scotty’s struggling restaurant to boost business, Kitty puts her idea to run for Robert’s senate seat up for a Walker… |
| 15 | Feb 21 2010 |
A Valued FamilyThe Walker family shares love and loss on Valentine’s Day as Sarah rediscovers the love of her life, Kitty makes a grand but heartfelt entree in to politics with her fami… |
| 16 | Feb 28 2010 |
Leap Of FaithLuc’s visa issues cause monumental problems for Sarah, who not only struggles with her feelings for him, but worries that she might lose him again – this time to another woman.… |
| 17 | Mar 14 2010 |
Freeluc.comKitty’s newfound fame creates havoc for Luc and Sarah, as Luc faces possible deportation. Meanwhile, Nora swallows her pride and reaches out to Tommy to help her save the… |
| 18 | Apr 11 2010 |
Time After Time Part 1In an effort to get to the root of the secret that William’s nemesis, Dennis York, holds over their heads, the Walkers recall their memories, both good and horrifying, of… |
| 19 | Apr 11 2010 |
Time After Time Part 2In an effort to get to the root of the secret that William’s nemesis, Dennis York, holds over their heads, the Walkers recall their memories, both good and horrifying, of… |
| 20 | Apr 18 2010 |
If You Bake It, He Will ComeStill reeling from his discovery of Nora’s buried secrets about his childhood, Kevin refuses to attend his own birthday party. Meanwhile Justin, Tommy and Kevin confront Dennis… |
| 21 | Apr 25 2010 |
Where There's Smoke...More than one member of the Walker family suspects she might be pregnant, Nora offers to take her aging mother in when it’s discovered she has dementia, and Luc gets an e… |
| 22 | May 02 2010 |
Love AllThe Walkers seem to all being going through an adjustment period, as Cooper acts out against Sarah while Luc becomes a member of the family, Justin has trouble finding the same… |
| 23 | May 09 2010 |
Lights OutThe Walkers are heartbroken as they prepare to shut the doors of Ojai Foods for good, but new opportunities and secret alliances develop as a result of the family’s loss.… |
| 24 | May 16 2010 |
On the Road AgainAs the Walkers try to cope with the sadness and financial ruin that lingers as a result of the closure of Ojai Foods, they discover a small ray of hope in one of William Walker… |