
Sara Powell (born 23 June 1968) is a British-Jamaican stage, screen and voice-over actress and audiobook narrator. Her regular television roles include crown prosecutor Rachel Barker in the BBC's police procedural drama HolbyBlue (2007β2008), driver Sally Reid in ITV's firefighting drama London's Burning (1993β1994) and psychologist Cass in Channel 4's sitcom Damned (2016β2018). She also played historical figure Mary Seacole in the thirteenth series of the BBC One long-running science fiction series Doctor Who (2021), as well as a number of other characters in its spin-off audio dramas, produced by Big Finish Productions.