Guest Stars Orla Brady as Catherine Tobias Menzies as Raymond Sinéad Cusack as Meg Sacha Dhawan as Vincent Dan Li as Hatsuto Nigel Whitmey as Lowe Molly Jones as Scarlet Vera Filatova as Svetlana Antonia Thomas as Maddy Ron Donachie as Sturridge Nicholas Pinnock as Goodison Shonagh Price as Sandra