Elle Fanning

~ as ~

Catherine II of Russia

Phoebe Fox

~ as ~

Marial

Gwilym Lee

~ as ~

Grigor Dymov

Adam Godley

~ as ~

Archbishop

Douglas Hodge

~ as ~

General Velementov

Belinda Bromilow

~ as ~

Elizabeth Petrovna

Bayo Gbadamosi

~ as ~

Arkady

Nicholas Hoult

~ as ~

Peter III of Russia

Florence Keith-Roach

~ as ~

Tatyana

Charity Wakefield

~ as ~

Georgina Dymova