Season 4 poster

Season 4

(2006)

Overview

High school seems like a distant memory to the young graduates, who have been thrust into adulthood after the death of their beloved friend. The Cohens struggle to keep Ryan focused on the future, fighting the forces that threaten to pull him back into his old life. Summer has left Orange County and is attending Brown University in Rhode Island, where she has reinvented herself as a left-leaning, tree-hugging activist. Meanwhile, Seth is lonely in the O.C. and working at a local comic book stor…

Cast

Peter Gallagher as Sandy Cohen
Peter Gallagher

as Sandy Cohen

Kelly Rowan as Kirsten Cohen
Kelly Rowan

as Kirsten Cohen

Ben McKenzie as Ryan Atwood
Ben McKenzie

as Ryan Atwood

Adam Brody as Seth Cohen
Adam Brody

as Seth Cohen

Melinda Clarke as Julie Cooper
Melinda Clarke

as Julie Cooper

Rachel Bilson as Summer Roberts
Rachel Bilson

as Summer Roberts

Autumn Reeser as Taylor Townsend
Autumn Reeser

as Taylor Townsend

Willa Holland as Kaitlin Cooper
Willa Holland

as Kaitlin Cooper

Episodes

The Avengers poster

The Avengers 7.8

November 2, 2006

Seth works at a comic book store in Newport. Kirsten drops by the store to ask Seth if he has something to send Ryan in…

The Gringos poster

The Gringos 7.4

November 8, 2006

Ryan and Seth go to Mexico to find Volchok, but Seth secretly phones home worried about what Ryan might do if they find…

The Cold Turkey poster

The Cold Turkey 7.7

November 9, 2006

It's Thanksgiving time. Volchok is back in town and Ryan seems eager to take revenge. At first Sandy and Kirsten try to…

The Metamorphosis poster

The Metamorphosis 7.8

November 16, 2006

When Seth visits Summer, she realizes that her materialistic, gossiping self may be forever gone ever since she went to…

The Sleeping Beauty poster

The Sleeping Beauty 8.0

November 30, 2006

When Taylor learns about Ryan's sleeping problems she devises a plan to help him but must then turn to Kaitlin when her…

The Summer Bummer poster

The Summer Bummer 7.0

December 7, 2006

Kaitlin takes down the school mean girl by throwing a rager at her house. Sandy and Kirsten find time to bond with Ryan…

The Chrismukk-huh? poster

The Chrismukk-huh? 7.0

December 14, 2006

Chrismukkah once again returns to the Cohens. Ryan and Taylor have an accident while putting up the holiday lights and …

The Earth Girls Are Easy poster

The Earth Girls Are Easy 7.3

December 21, 2006

Ryan and Taylor may be heading out on a Las Vegas road trip for New Year's Eve, but there's even more fun in store when…

The My Two Dads poster

The My Two Dads 7.4

January 4, 2007

Kaitlin is assigned a tutor after she presented a ruffled report to her class. Julie comes clean to Kirsten about who F…

The French Connection poster

The French Connection 6.7

January 11, 2007

Taylor's ex-husband comes to Newport and causes a rift in her relationship with Ryan. Seth goes to Seattle to obtain Dr…

The Dream Lover poster

The Dream Lover 7.0

January 18, 2007

Ryan overcomes his indecision and competes with Henri-Michel for Taylor's affections. Che leads Seth on a trek of spiri…

The Groundhog Day poster

The Groundhog Day 7.3

January 25, 2007

Sandy, Ryan and Seth prepare for Kirsten's upcoming 40th birthday party, however Kirsten learns some news that will cha…

The Case of the Franks poster

The Case of the Franks 7.1

February 1, 2007

Seth and Summer come upon a fortune teller whose prediction makes the two question whether they are truly meant for eac…

The Shake Up poster

The Shake Up 7.7

February 8, 2007

It's Taylor's birthday and she hopes Ryan will tell her he loves her. She's unsure whether she should tell him she got …

The Night Moves poster

The Night Moves 7.3

February 15, 2007

In the immediate aftermath of a violent earthquake that rocks Newport, everyone struggles to stay together and keep the…

The End's Not Near, It's Here poster

The End's Not Near, It's Here 7.0

February 22, 2007

The Cohen family says goodbye in the series finale as the episode jumps six months after the earthquake to show the Coh…