A romantic relationship in Istanbul ends badly. Lamb hits the panic button when one of his Slow Horses fails to show up for work.
Quest roles:
Christopher Chung(Roddy Ho), Rosalind Eleazar(Louisa Guy), Saskia Reeves(Catherine Standish), Chris Reilly(Nick Duffy), Sophie Okonedo(Ingrid Tearney), Bally Gill(Agent Singh), Aimee-Ffion Edwards(Shirley Dander), Kadiff Kirwan(Marcus Longridge), Katherine Waterston(Alison Dunn), Sope Dirisu(Sean Donovan), Charlie Rowe(Ben Dunn), Eliot Salt(Sarah Dunn), Sion Daniel Young(Douglas), Selahattin Çakir(Water Taxi Driver 1), Ömer Faruk Ertuğrul(Water Taxi Driver 2), Fırat Doğruloğlu(Alison's Contact), George Turvey(Husband), Caroline Harker(Doctor's Receptionist), Simon Chandler(Doctor), Roli Okorodudu(Chairperson AA), Azaan Symes(Kebab Shop Man), Connor Porter(Lad in Kebab Shop), Bradley Connor(Lad in Kebab Shop), Will Bowden(Taverner's Driver), Henry Davis(Louisa's Pickup), Esme Allen(Barista Gaz)