<Tr> <Th> Audio format </Th> <Td> Stereo </Td> </Tr> <Tr> <Th> Original release </Th> <Td> 12 June 2017 (2017 - 06 - 12)--present </Td> </Tr> <P> Fearless is a six - part British crime thriller television drama series, created by screenwriter Patrick Harbinson . The series follows human rights lawyer Emma Banville (Helen McCrory), as she attempts to prove convicted murderer Kevin Russell innocent of the murder of schoolgirl Linda Simms 14 years ago . Kevin proclaims his innocence of the crime, and Emma, believing a miscarriage of justice has occurred, goes to extreme lengths to discover the truth . </P> <P> Supporting cast includes Michael Gambon as influential former Deputy Secretary to the Cabinet Office Sir Alastair McKinnon, Jonathan Forbes as Emma's colleague Dominic Truelove, Wunmi Mosaku as DCS Olivia Greenwood, the Investigating Officer on the Linda Simms case, and John Bishop as Emma's boyfriend Steve Livesey . </P>

How many episodes of fearless on itv are there