Guest Stars Leah Balmforth as Nina Kulikova Dee Ahluwalia as Audrius Anna Madeley voices Narrator Lily Newmark as Helena Penny Downie as The Countess Jason Forbes as Alexei Nachevko Rob Jarvis as Halecki Matilda Hunt as Young Helena Emmanuel Akinkoulie as Damir Rebecca Bolton as Lyubov Jordan Long as Konstantin Elliot Mugume as Yasha (10 years)