By Joel Leaver The Crown star Josh O’Connor is reportedly in “advanced talks” to reunite with director Luca Guadagnino for the film adaptation of a “powerful” novel about love and loss. The actor, 33 – who portrayed Prince Charles in the two seasons of the Netflix show – is said to be preparing for a role in the upcoming film Separate Rooms. It’s based on the late author Pier Vittorio Tondelli’s novel Camere Separate, with the book first published in Italian in 1989. The novel, later published in English under the translated title Separate Rooms, follows writer Leo who is mourning the loss of …