[s6e1] Episode #6.1 -

Stars Hugh Bonneville, Laura Carmichael, and Jim Carter. Call the Midwife (Season 6, Episode 1)

Kate Fleming has left AC-12 and is now working for the Hill's Murder Investigation Team alongside Davidson, investigating the murder of journalist Grace Vella. [S6E1] Episode #6.1

Aired in 2017, this episode sees the staff of Nonnatus House returning from South Africa to a colder, harsher London. Stars Hugh Bonneville, Laura Carmichael, and Jim Carter

* Minkie Spiro. * Writer. Julian Fellowes. * Hugh Bonneville. Laura Carmichael. Jim Carter. "Line of Duty" Episode #6.1 (TV Episode 2021) - IMDb * Minkie Spiro

This episode aired in 2015 and marked the beginning of the show's final season.

In this 2021 opener, the series introduces DI Jo Davidson (played by Kelly Macdonald), who is under investigation by AC-12 for her suspicious conduct during a high-profile murder case.