Peter Bowker Creator, Writer, Executive Producer Julia Brown Lois Bennett Actor Yrsa Daley-Ward Connie Knight Actor Arthur Darvill Vernon Hunter Actor Blake Harrison Stan Raddings Actor Jonah Hauer-King Harry Chase Actor Ewan Mitchell Tom Bennett Actor Parker Sawyers Albert Fallou Actor Brian J. Smith Webster O'Connor Actor Zofia Wichlacz Kasia Tomaszeski Actor Victoria Mayer Claudia Rossler Actor Max Riemelt Schmidt Actor Mateusz Więcławek Grzegorz Tomaszeski Actor Johannes Zeiler Uwe Rossler Actor Sean Bean Douglas Bennett Actor Lesley Manville Robina Chase Actor Helen Hunt Nancy Campbell Actor Matthew Aubrey Taffy Morgan Actor Ceallach Spellman Joe Broughton Actor Valerie Kubrová Claudette Actor Helene Grass Frau Pessler Actor Dora Zygouri Hilda Rossler Actor Tomasz Ziętek Tomasz Actor Ansu Kabia Eddie Knight Actor Eryk Biedunkiewicz Jan Tomaszeski Actor Eugénie Derouand Henriette Guilbert Actor Nickie Sault Producer Chanya Button Director Damien Timmer Executive Producer Helen Ziegler Executive Producer Lucy Richer Executive Producer Rebecca Eaton Executive Producer Peter Nadermann Executive Producer