SS-GBSeries 1Episode 4BBC One Duration: 58 minutesFirst broadcast: Sun 12th Mar 2017, 21:00 on BBC One WestLatest broadcast: Sun 12th Mar 2017, 21:00 on BBC One WalesDrama series. With the army imposing martial law and a rounding-up of Resistance members, Archer faces life-changing decisions. Show more ContributorsDouglas Archer:Sam RileyBarbara Barga:Kate BosworthFritz Kellermann:Rainer BockMrs Sheenan:Christina ColeSylvia Manning:Maeve DermodyDr Oskar Huth:Lars EidingerGeorge Mayhew:Jason FlemyngBernard Staines:Julian Rhind-TuttSydney Garin:Danny WebbHans Hesse:Ronald ZehrfeldHarry Woods:James CosmoInjured German:Edward GreenProfessor Springer:Andrew BicknellBob Sheenan:Kit ConnorDouggie Archer:Louis Ashbourne SerkisArthur:Ryan CoathHausser:Lucas GregorowiczJoan Woods:Marion BaileyDetention Camp Clerk:Sebastian GrayDetention Camp Tough Man:Paul BullionWolpert:William MeredithDaniel Hapkiss:Trevor WhiteStrauss:Adam GannePC Miles:Frankie FitzgeraldDoctor:Oliver GommWriter:Neal PurvisWriter:Robert WadeProducer:Patrick SchweitzerDirector:Philipp KadelbachComposer:Dan JonesAuthor:Len DeightonProduction Company:Sid Gentle Films LtdGenresDramaCrimeBrandSS-GBSeriesSS-GB: Series 1 Source: BBC Online