With his sister, Julianne, Derek was trained in London at the Italia Conti Academy of Theater Arts. He played the role of Ren McCormack in the United Kingdom and West End tours of Footloose:The Musical. He also played the lead in Jesus Christ Superstar at the Millfield Theater, and he danced in the company of Chitty, Chitty, Bang, Bang at the London Palladium. He was a panelist on BBC's DanceX, has hosted Real Lives, appeared in a Harry Potter movie, and in various music videos.
Derek is in a rock band called Almost Amy with Mark Ballas. Derek and Julianne Hough lived with the Ballas family in London while they attended school. Mark Ballas also participated in Dancing with the Stars (season five).
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