The BAFTA-winning actress stars opposite David Tennant in BBC America’s spellbinding murder mystery Broadchurch . She talks about jumping from comedy to drama, Peep Show , working with David Tennant and Matt Smith, and more. At BuzzFeed, you can read my latest feature, " Broadchurch : Olivia Colman Is Britain’s 'Finest Export,'" in which I interview the incomparable Olivia Colman, who stars in the sensational British murder mystery Broadchurch — which heads Stateside to BBC America on Wednesday evening — about Peep Show , David Tennant, ricocheting between comedy and drama, and more. Olivia Colman is late to our interview. A nervous publicist explains that the star of Broadchurch, which plunged the U.K. into a full-blown obsession when it aired earlier this year, is making her way on foot to our location, deep within the caverns of the Beverly Hilton Hotel in Beverly Hills. (Colman is slated to appear to next day on a panel for BBC America at the Televisio