Sheridan Smith: ‘I’m about to take the biggest gamble of my career’

Sheridan Smith’s new BBC thriller is giving Ozark vibes (Picture: BBC/Element Pictures/James Stack)

Few actors have had a career as eclectic as Sheridan Smith, but she’s gearing up for the most radically different role she’s ever played.

The Gavin & Stacey star, 44, is currently preparing for the new ITV drama Two Birds, where she stars as a troubled police officer in Australia.

Smith is already on a strict eating plan and has signed up for a £2,350 bootcamp programme to play Constable Izzie Cronwell, who flees the UK for a new life Down Unde...