From the Manchester International Festival: a review of Kenneth Branagh's Macbeth and an interview with the xx. Josie Rourke and Matt Charman on the play Deep Blue and Adam Curtis from Massive Attack on how they launched this year's festival. Composer Murray Gold discusses his music for Doctor Who and author Rachel Joyce talks about her new book, Perfect. John Wilson interviews ballet star Sergei Polunin and comedian David Baddiel on his return to stand-up.