Ashley Walters on his Doctor Who role: you'll see more of the Tardis than ever before.

Ashley Walters (best known as So Solid Crew member Asher D) first earned his acting stripes as a youngster on long-running teenage soap Grange Hill, before graduating to BBC's Hustle and last year's Channel 4 drama Top Boy. But next year sees his most exciting role to date: a cameo in Doctor Who...more