Murray's mother left him when he was young, and Lucas was abandoned by his father .Murray's passion for the role led the producers to cast him as Lucas.The producers were originally unsure as to who Murray would play.
Peyton returns to Tree Hill to get him back and after Lindsay realizes Lucas still loves Peyton she leaves him at the altar.
I'm convinced I got the chance to be on One Tree Hill because I did a guest thing on Dawson's Creek as myself, when the cast appeared at the MTV Beach House." She added, "And my only scene was with Chad Michael Murray (Lucas Scott). He and Nathan started on bad terms but later become close brothers. He had to quit playing sports after he found out he had a genetic heart problem, inherited from his father - this meant he had more time to focus on writing.
He was involved in a complicated love-triangle between Brooke and Peyton, but eventually realized Peyton was the one for him.
Lucas tells Peyton he hates her and wishes she never came back to Tree Hill because she ruined his life.
They later make amends and get married and have a daughter "Sawyer Brooke Scott".