Los Angeles: Actor Kit Harington, who rose to fame by starring in American fantasy series `Game of Thrones`, will be joining Alicia Vikander for the big screen adaptation of `Testament of Youth`.
The 27-year-old actor will team up with Vikander in a new big screen adaptation of Vera Brittain`s World War I memoir, `Testament of Youth`, reportedly.
Vikander, who replaced Saoirse Ronan in the `Game of Thrones` last year, will play the famous writer Brittain with Harington starring as her fiance.
The project is being directed by James Kent of `The White Queen` fame.
It would be produced by BBC Films and David Heyman, who produced the successful `Harry Potter` series and the 2013 film `Gravity`