Passerby is a fictional character portrayed by Barbara Orti in the TV series Slow Horses.
They appear in 1 episodes out of a total of 18 aired so far
Passerby is also portrayed by Korane Idarousse, Gsus Lopez and Guy Robbins.
Episodes1
Failure's Contagious
episode S1.E1 april 2022River Cartwright is ousted from MI5 and finds himself in a place worse than purgatory: Slough House, dumping ground for failed spies.