British funnyman Sacha Baron Cohen is set to get dramatic after landing a coveted villain role in Tim Burton's SWEENEY TODD film. The BORAT star will play barber PIRELLI opposite Johnny Depp and Burton's partner Helena Bonham Carter in the DreamWorks adaptation. Cohen's other film credits include TALLADEGA NIGHTS and animated movie MADAGASCAR. The film adaptation of Stephen Sondheim's Sweeney Todd will begin filming next February (07).