<P> Portrayed by James Lafferty since the pilot, Nathan Royal Scott was a basketball player for the Charlotte Bobcats, husband of Haley James Scott and the father of James Lucas Scott and Lydia Bob Scott . He originally started out as a villain and enemy of his brother, Lucas . After falling for Lucas's best friend, Haley, he becomes a better person and later forms a strong bond with his brother . During the course of his life he has experienced many obstacles including spending time in a wheelchair following an accident after a fight; dealing with an overbearing father; an alcoholic - drug addict mother; allegations he cheated on Haley . Nathan overcomes all of his problems throughout the series and vows to never raise his child the way Dan raised him . Nathan maintains a strong bond with his mother, who was at one point Jamie's nanny . After waiting for Haley to go into labor, Haley gives birth to Lydia Bob Scott . In season nine, he is traveling a lot as an agent but when returning to Haley, Jamie and Lydia he is taken by some people that are getting paid to kill him . After some time Nathan is rescued by Chris Keller, Dan and Julian, but Dan is critically injured after taking a bullet meant for Nathan . At the hospital, Nathan tells Dan that despite everything he ever did, he is still his father and he forgives him, with Dan dying shortly after . In the final episode time jump, Nathan is seen with everyone else at Jamie's basketball game who has since broken Nathan's record for all time scorer . </P> <P> Portrayed by Hilarie Burton from the pilot until the season six finale, Peyton Elizabeth Sawyer, was introduced in the first season as Nathan Scott's on - and - off girlfriend . She has a huge love for music and for art, and frequently sketches certain events in her life, or feelings she cannot bring herself to tell anybody about . Peyton develops feelings for Lucas Scott in the first season, but frequently tries keeping them to herself since he was consistently off - and - on with Brooke for the first four seasons . Her adoptive mother died in a car accident when she was young, and her adoptive father works out on the sea, which leaves Peyton on her own for most of the first four seasons . She met her birth mother Ellie Harp near the end of the second season, however she also dies from cancer by the middle of the third season . Peyton was consistently surrounded by terrible events: she was shot in the leg during the school shooting in season three and lost a lot of blood, but was rescued by Lucas, and was brutally attacked twice by Ian Banks, who pretended to be her long - lost brother Derek . She was saved the first time by Lucas and her real brother, and the second time by Brooke . Peyton left for Los Angeles to work as an intern at a major record label at the end of season four, but did not enjoy herself or feel she was accomplishing anything, so she returned to Tree Hill in the season five premiere . Peyton eventually married Lucas near the end of season six, and the two had a daughter, Sawyer Brooke Scott . Peyton and Lucas leave Tree Hill to raise Sawyer on the road, alongside Lucas's mother Karen, her daughter Lily, and her boyfriend Andy . </P> <P> Haley Bob James Scott is played by Bethany Joy Lenz, Haley Bob James Scott was first seen in the pilot episode and last seen in the series finale' One Tree Hill' . When the series begins, Haley is best friends with Lucas Scott (Chad Michael Murray). Although Lucas and Nathan Scott are half brothers and teammates on the basketball team, they do not get along at all and Nathan picks on Lucas incessantly . When Nathan asks Haley to tutor him in school because his low grades are putting him in danger of getting kicked off the basketball team and he hopes to further bother Lucas by hanging out with Lucas' best friend, she initially resists knowing that it would anger Lucas . However, Haley changes her mind and promises Nathan that if he leaves Lucas alone she will tutor him and Nathan agrees . When Lucas finds out about this, he is very angry with Haley, until Haley tells him about the deal she made with Nathan . While Haley tutors Nathan, they grow very close and eventually fall in love . Lucas is not initially supportive of the relationship, but as time goes on he forgives Haley, and Lucas and Nathan grow closer as brothers . At the end of the first season Nathan and Haley decide to get married at the age 16 . Early in the second season, Haley and Nathan begin their married life and Haley starts to pursue music . She is asked to record a song with a man named Chris Keller, and afterwards he offers her the opportunity to go on tour with him . Nathan does not want her to leave so he gives her an ultimatum in which she could either choose him or the tour . Haley is angry at Nathan's ultimatum and leaves to go on the tour . During the tour, Haley and Nathan struggle with their feelings as they both love and miss each other, but are also quite angry and hurt . They almost get an annulment, but Haley decides to come back home to Nathan . He eventually forgives her and they rekindle their relationship . Feeling more in love than ever, the couple decides to renew their vows in front of all their friends and family . During their senior year, just as Nathan is offered a scholarship to play for Duke University, Haley informs him that she is pregnant . Although he is initially upset about her not informing him about the pregnancy first, Nathan comes around and the two are quite excited about the pregnancy . They end up having a son named James "Jamie" Lucas Scott . During the four - year time jump between season 4 and 5, it is revealed that Nathan was a star basketball player was on the verge of becoming a first round pick in the NBA draft . However, on the night before the draft he got into a fight that resulted in temporary paralysis and long - lasting back injuries . Nathan fell into a depression and was quite angry with his circumstances . As the season opens several months after his injuries, Nathan's depression is taking a serious toll on his family . Haley tells him that she can't stay in their marriage any longer if it continues the way it has been . This wakes Nathan up and he reengages in fatherhood, their marriage, and his life . After struggling through marriage counseling, an obsessed nanny, and Haley's depression after the death of her mother, Haley and Nathan's life and relationship settle down and they have a second child, a daughter named Lydia Scott . </P> <P> Daniel Robert Scott, also known as Dan / Danny, played by Paul Johansson as a series regular from the pilot to the thirteenth episode of season seven . He appeared as a special guest star for two episodes in season eight. he returns in season 9 until he is killed . Daniel Robert "Dan" Scott is the original villain in Tree Hill . Dan is the ex-husband of Deb Lee and the father of Nathan and Lucas Scott . Originally wanting nothing to do with Lucas, he begins to want a part in Lucas's life . We find out that not only has Dan been following Lucas all his life, but that he wanted joint custody of Lucas but Karen refused . Lucas later moves in with Dan after learning that he has Dan's heart condition as it's the only way he could afford the medication . When Lucas fails Dan's test, he takes away Lucas's college fund which he had started when Lucas was a baby . He hired a woman (Jules) to make Keith fall in love with her as revenge for sleeping with Deb . Jules actually falls in love with Keith but leaves him on the altar after being threatened by Karen . Deb attempts to murder Dan by burning down his dealership . Dan, thinking it was Keith, shoots Keith and lets Jimmy Edwards take the blame as Jimmy committed suicide . Lucas gradually accepts Dan as his dad until he finds out what he did to Keith . Dan, realizing Nathan will never forgive him, turns himself in to the police . He then spends almost five years in prison and doesn't get out until Lucas' and Lindsey's wedding day . </P>

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