Full Series Series 4
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1. The Avengers
US teen drama series. Ryan moves out of the Cohen house while struggling with a shock.
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2. The Gringos
US teen drama series. Ryan travels to Mexico with Seth in tow to fix his turmoil woes.
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3. The Cold Turkey
US teen drama series. Sandy makes a deal at Thanksgiving to help Volchok.
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4. The Metamorphosis
US teen drama series. Summer tries to become the gossip-loving girl that she once was.
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5. The Sleeping Beauty
US teen drama series. Summer and Che decide to take their activism to a new level.
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6. The Summer Bummer
US teen drama series. Seth finds an empty dorm room when he visits Summer at Brown.
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7. The Chrismukk-Huh?
US teen drama series. A Chrismukkah accident causes total chaos for Ryan and Taylor.
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8. The Earth Girls Are Easy
US teen drama series. Ryan plans a special surprise road trip for Taylor and himself.
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9. The My Two Dads
US teen drama series. A newly-engaged Seth and Summer panic about getting married.
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10. The French Connection
US teen drama series. Taylor's ex-husband leaves Ryan questioning his relationship.
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11. The Dream Lover
US teen drama series. Che and Seth take a trip to a forest where Che has a dream.
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12. The Groundhog Day
US teen drama series. The Cohens prepare for Kirsten's 40th birthday party.
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13. The Case of the Franks
US teen drama series. Ryan worries about the pressure of Valentine's Day.
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14. The Shake Up
US teen drama series. Taylor eagerly prepares for her first real birthday celebration.
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15. The Night Moves
US teen drama series. Seth takes over Ryan's role as a protector after a major earthquake.
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16. The End Isn't Near, It's Here
The very last episode of the US teen drama series. The Cohens and Coopers build new lives.
Full Series Series 3
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1. The Aftermath
US teen drama series. Ryan's brother Trey remains in a coma two months after the shooting.
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2. The Shape of Things to Come
US teen drama series. Sandy encourages Kirsten to come home from rehab.
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3. The End of Innocence
US teen drama series. Dean Hess puts pressure on Seth and Summer to show team spirit.
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4. The Last Waltz
US teen drama series. Marissa settles into her new life but quickly arouses Ryan's envy.
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5. The Perfect Storm
US teen drama series. Ryan comes to a decision with potentially life-changing results.
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6. The Swells
US teen drama series. Summer grows concerned about Marissa's new friends.
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7. The Anger Management
US teen drama series. Kevin Volchok challenges Ryan to a fight after a previous meeting.
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8. The Game Plan
US teen drama series. Ryan, Summer, Seth and Marissa discuss their plans for the future.
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9. The Disconnect
US teen drama series. Ryan is offered a job at the Newport Group that is hard to take.
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10. The Chrismukkah Bar Mitz-Vahkkah
US teen drama series. The holidays have a sobering effect on Summer.
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11. The Safe Harbor
US teen drama series. The friends launch a campaign to get Marissa back into Harbor.
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12. The Sister Act
US teen drama series. Marissa's sister Kaitlin returns from boarding school for a holiday.
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13. The Pot Stirrer
US teen drama series. Marissa does her best to reacquaint herself with Kaitlin.
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14. The Cliffhanger
US teen drama series. Kirsten and Julie run into trouble with their matchmaking business.
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15. The Heavy Lifting
US teen drama series. Tragic news forces the friends to sort out their problems.
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16. The Road Warrior
US teen drama series. Sadie and Ryan go on a road trip to find one of Johnny's relatives.
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17. The Journey
US teen drama series. Ryan dwells on an invitation to Marissa for his 18th birthday party.
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18. The Undertow
US teen drama series. Ryan's relationship with Sadie is affected by someone from his past.
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19. The Secrets and Lies
US teen drama series. Julie and Dr Roberts announce their engagement.
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20. The Day After Tomorrow
US teen drama series. The gang start receiving responses to their college applications.
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21. The Dawn Patrol
US teen drama series. Ryan has a steamy encounter while on a trip to visit his mother.
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22. The College Try
US teen drama series. As graduation approaches, the friends attend college open days.
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23. The Party Favour
US teen drama series. The school's senior prom causes Taylor to rise to the occasion.
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24. The Man of the Year
US teen drama series. Sandy runs into trouble after being chosen as Man of the Year.
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25. The Graduates
US teen drama series. Sandy makes a big decision that shocks Kirsten.
Full Series Series 2
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1. The Distance
US teen drama series. Ryan starts working in construction to provide for Theresa.
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2. The Way We Were
US teen drama series. Seth and Ryan hope to win back the interest of Summer and Marissa.
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3. The New Kids on the Block
US teen drama series. Seth gets some help to prove that his friends don't really know him.
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4. The New Era
US teen drama series. Seth and Sandy embark on new eras in their lives.
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5. The SnO.C.
US teen drama series. Seth, Ryan, Summer and Marissa attend the annual SnO.C. Winter Ball.
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6. The Chrismukkah That Almost Wasn't
US teen drama series. The whole gang is invited to Chrismukkah at the Cohens' house.
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7. The Family Ties
US teen drama series. Ryan tries to come to terms with his feelings for Lindsay.
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8. The Power of Love
US teen drama series. Lindsay and Ryan grapple with their new relationship.
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9. The Ex-Factor
US teen drama series. It's girls against boys as two very different nights are planned.
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10. The Accomplice
US teen drama series. Seth and Zach decide to create a comic book based on their lives.
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11. The Second Chance
US teen drama series. Summer decides to take an active role in Seth and Zack's comic book.
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12. The Lonely Hearts Club
US teen drama series. Sandy tries to make amends with Kirsten about Rebecca's return.
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13. The Father Knows Best
US teen drama series. Kirsten grows impatient with Sandy and decides to visit Rebecca.
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14. The Rainy Day Women
US teen drama series. On a rainy day, Marissa tells Julie that she and Alex are dating.
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15. The Mallpisode
US teen drama series. A weary Marissa joins Summer, Seth and Ryan at the mall.
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16. The Blaze of Glory
US teen drama series. Seth is determined to bring back the spirit and fun times of old.
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17. The Brothers Grim
US teen drama series. Ryan worries when someone from his past comes for a visit.
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18. The Risky Business
US teen drama series. Sandy becomes the honorary chairman of the local charity yard sale.
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19. The Rager
US teen drama series. Marissa hosts a raging birthday party for Trey at Caleb's mansion.
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20. The O.C. Confidential
US teen drama series. Sandy, Seth and Ryan scheme to save another Atwood from prison.
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21. The Return of the Nana
US teen drama series. Sandy, Seth and Ryan travel to Florida to visit Seth's nana Sophie.
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22. The Showdown
US teen drama series. Sandy confronts Kirsten over what she's been drinking for breakfast.
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23. The O.Sea
US teen drama series. Sandy and Caleb confront Kirsten about her recent behaviour.
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24. The Dearly Beloved
US teen drama series. Sandy must make a life-changing decision to save his marriage.
Full Series Series 1
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1. Pilot
The very first episode of the US teen drama series about Orange County, California.
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2. The Model Home
US teen drama series. Ryan decides to run away rather than face life in a care home.
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3. The Gamble
US teen drama series. Sandy visits Ryan in prison and reveals that he is not being freed.
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4. The Debut
US teen drama series. The Cohens become Ryan's legal guardians and buy him a tuxedo.
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5. The Outsider
US teen drama series. Ryan befriends a teenage waiter at a seafood restaurant.
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6. The Girlfriend
US teen drama series. Kirsten decides to throw an elaborate birthday party for her father.
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7. The Escape
US teen drama series. The Newport kids prepare for an end-of-summer trip down to Mexico.
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8. The Rescue
US teen drama series. Summer and Seth persuade Ryan to help get Marissa out of hospital.
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9. The Heights
US teen drama series. Summer becomes jealous as Seth's relationship with Anna flourishes.
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10. The Perfect Couple
US teen drama series. Summer tries to suppress her feelings for Seth.
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11. The Homecoming
US teen drama series. Ryan sets out to visit his brother Trey in prison with Marissa.
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12. The Secret
US teen drama series. Seth tries to make amends with Anna and Summer.
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13. The Best Chrismukkah Ever
US teen drama series. Preparations are afoot for a huge holiday party organised by Julie.
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14. The Countdown
US teen drama series. New Year's Eve festivities are interrupted by Kirsten's sister.
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15. The Third Wheel
US teen drama series. Kirsten's unemployed sister Hailey moves into the Cohen household.
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16. The Links
US teen drama series. Ryan, Seth, Marissa, Anna, Luke and Summer go to Palm Springs.
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17. The Rivals
US teen drama series. Sandy stands on the brink of signing papers for the Lighthouse.
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18. The Truth
US teen drama series. Caleb puts Kirsten in a difficult position over firing Julie.
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19. The Heartbreak
US teen drama series. Marissa tries to repair her relationship with Ryan.
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20. The Telenovela
US teen drama series. Ryan and Marissa struggle to come to terms with their true feelings.
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21. The Goodbye Girl
US teen drama series. Seth is saddened by the news that Anna is going back to Pittsburgh.
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22. The L.A.
US teen drama series. Summer and Marissa receive invitations to a soap actor's party.
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23. The Nana
US teen drama series. Nana Cohen arrives in California to celebrate Passover.
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24. The Proposal
US teen drama series. The opening night at the Lighthouse arrives but is scuppered.
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25. The Shower
US teen drama series. Kirsten and Marissa are put in charge of Julie's wedding shower.
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26. The Strip
US teen drama series. Caleb and the boys are tempted by the bright lights of Las Vegas.
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27. The Ties That Bind
US teen drama series. Julie and Caleb's big day arrives, but revelations threaten all.