The seventh omnibus of Season 14, Needs Must When the Devil Drives, set in Devon, in the week, in 1918, when Allied forces arrived in northern Russia to support the White Army. On Dartmoor, meanwhile, Ivan lends Primrose a helping hand.

CastIvan Jackson ..... Lloyd Thomas Cathy Lawrence ..... Debbie Korley Emily Colville ..... Scarlett BrookesEffie Taverner ..... Lizzie StablesAdeline Lumley ..... Helen SchlesingerHetty Cox ..... Adie AllenDaniel Marriott ..... Jonathan Bailey Morris Battley ..... Sean BakerIsabel Graham ..... Keely BeresfordAmos Rutter ..... Richard CottonSilas Morrow ..... Shaun Dooley Moses Wickens ..... Ed GaughanLudwig Huber ..... Marcel HagenAilsa Goodman ..... Emma HandyJocelyn Ogden ..... Christine KavanaghIsaac Cox ..... James LaileyCyrus Colville ..... Anton Lesser Rose Fairweather ..... Helen LongworthVictor Lumley ..... Joel MacCormack Primrose Holden ..... Jade MatthewKitty Lumley ..... Ami MetcalfHardy Walsh ..... Damien MolonyRobin Bowder ..... Sean MurrayHector Gidley ..... Brian ProtheroeEli Lawrence ..... Michael ShelfordGert Battley ..... Maggie SteedHerald ..... Nick UnderwoodElspeth Taverner ..... Kelly WilliamsGrace Cavendish ..... Grace Doherty

Written by Sarah DanielsStory-led by Sebastian BaczkiewiczDirected by Ciaran BerminghamEditor: Jessica Dromgoole

Sound: Martha LittlehailesComposer: Matthew StrachanConsultant Historian: Maggie Andrews.