The best of TV and streaming this week

In season 6 of ‘The Crown’, Elizabeth Debicki shines as the doomed Princess Diana; ‘The Boy Who Lived’ tells the story of a now paralysed Harry Potter stunt double; Daisy Haggard and Paterson Joseph star in ‘Boat Story’, from the producers of ‘Fleabag’; Emma Stone skewers gentrification and reality TV in ‘The Curse’; Robbie Williams sorts out the ‘wreckage of the past’; Emma Corrin plays amateur sleuth in ‘A Murder at the End of the World’ — reviews by Dan Einav