Mark Anthony Richard Powell is a British fashion designer who has gained a celebrity clientele with custom from an English actor who made his acting debut in what television film?  
Mark Powell (clothing designer): Mark Anthony Richard Powell (born London November 11, 1960) is a British fashion designer whose emphasis on bespoke tailoring has gained a celebrity clientele with custom from actors George Clooney, Daniel Radcliffe and Martin Freeman, rock stars and style icons Bryan Ferry, Mick Jagger and Paul Weller and supermodel Naomi Campbell. Daniel Radcliffe: Daniel Jacob Radcliffe (born 23 July 1989) is an English actor best known for his role as Harry Potter in the film series of the same name. Daniel Radcliffe:  He made his acting debut at 10 years of age in BBC One's 1999 television film "David Copperfield", followed by his cinematic debut in 2001's "The Tailor of Panama".
David Copperfield