Susanna White Director Ewan McGregor Perry Actor Stellan Skarsgård Dima Actor Damian Lewis Hector Actor Naomie Harris Gail Actor Jeremy Northam Aubrey Longrigg Actor Khalid Abdalla Luke Actor Mark Gatiss Billy Matlock Actor Saskia Reeves Tamara Actor Alicia von Rittberg Natasha Actor Alec Utgoff Niki Actor Mark Stanley Ollie Actor Grigoriy Dobrygin The Prince Actor Marek Oravec Andrei Actor Hossein Amini Screenwriter John le Carré Executive Producer Tessa Ross Executive Producer Sam Lavender Executive Producer Olivier Courson Executive Producer Ron Halpern Executive Producer Jenny Borgars Executive Producer Simon Cornwell Producer Stephen Cornwell Producer Gail Egan Producer Anthony Dod Mantle Cinematographer Tariq Anwar Film Editing Lucia Zucchetti Film Editing Marcelo Zarvos Original Music Sarah Greenwood Production Design James Foster Supervising Art Direction Dean Clegg Art Director Hind Ghazali Art Director Richard Selway Art Director Katie Spencer Set Decoration Julian Day Costume Design Rachid Aadassi Casting Lucy Bevan Casting Taoufik El Jannani Casting