Shamim Sarif Director, Screenwriter Rebecca Ferguson Katya , Lauren Actor Antje Traue Marina Actor Charles Dance Old Alexander Actor Anthony Head Old Misha Actor Amy Nuttall Maya Actor Oliver Jackson-Cohen Misha Actor Thure Lindhardt Dimtri Actor Sam Reid Alexander Actor Hanan Kattan Executive Producer Lisa Tchenguiz Executive Producer Rachel Portman Original Music David Johnson Cinematographer Masahiro Hirakubo Film Editing Kelly Valentine Hendry Casting Victor Jenkins Casting Lina Todd Casting Mina Buric Production Design