The new line-up posed inside 10 Downing Street on Tuesday, with the PM flanked by Home Secretary Amber Rudd and Chancellor Philip Hammond.
For some of the details behind the grinning faces, read the BBC's at-a-glance guide to Mrs May's cabinet.
Or take a trip down memory lane below with some of her predecessors' "school photos".
This is the first official photograph of Prime Minister Theresa May's new cabinet.