The actress, 42, who played Lady Mary Crawley in Downtown Abbey, is currently starring as Estella in the six-part series, which is set in 1980s Birmingham.
The creator of "Peaky Blinders" brings returns to the Midlands with a six-part drama around the music scene of the early 80s. Here s how to watch "This Town" from anywhere.
Michelle Dockery is jumping through time to leave the glitz and glamour of 1920s Downton Abbey for the grit and grime of 1980s Birmingham in new BBC show This Town