LONDON — No matter how busy Jonathan Anderson may be designing collections for Loewe, JW Anderson and his various collaborations, he always has time for his old filmmaker friend Luca Guadagnino.
So when the Italian director asked him to design the costumes for “Challengers,” a film about love, friendship, and rivalry on and off the tennis court, Anderson was straight in the game. The film stars Zendaya, Josh O’Connor and Mike…