Borthwick portrays Jay Brown in EastEnders and his first appearance aired onDecember 2006. His first appearance on mainstream television was as an orphan in the Celebrate Oliver musical alongside Shane Richie and Joseph McManners. In late 2006 Borthwick had a oneoff role in Not Going Out. He has also appeared in the Life In The Underpass episode of Ginas Laughing Gear.
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Source: Wikipedia