The British Netflix film "Locked In," directed by Nour Wazzi and written by Rowan Joffé, features a cast with notable backgrounds. English actor Rose Williams stars as Lina, recognized from roles in "Reign" and "Sanditon." Famke Janssen, known for her part in the "X-Men" series, portrays Katherine. Other cast members include Anna Friel and Alex Hassell.
