Harry Melling is an English actor best known for his role as Dudley Dursley in the Harry Potter film series. He was born in London and comes from a family of actors, being the grandson of Patrick Troughton. Melling began his professional acting career as a child, appearing in five of the eight Harry Potter films between 2001 and 2010. After his time in the franchise, he underwent a significant physical transformation and pursued a career in theatre and independent film. He trained at the London Academy of Music and Dramatic Art. Melling has received critical acclaim for his performances in various stage productions, including Mother Courage and Her Children. In recent years, he has gained widespread recognition for his work in Netflix productions. He played the role of Harry Beltik in the hit miniseries The Queen's Gambit. He also starred in the films The Devil All the Time and The Pale Blue Eye. Melling is known for his versatility and ability to portray complex, often eccentric characters. He continues to be a prominent figure in both British and international cinema and television.