The music industry might not instantly know the name Fulwell ’73, but you can bet it knows its work.

Fulwell, after all, is the production company that paired One Direction with Danny DeVito for Steal My Girl and turned Harry Styles and co into astronauts for Drag Me Down.

They’re the company that took James Corden from slightly-irritating UK sitcom star to America’s chatshow host with the most, turning his Comic Relief Carpool Karaoke sketch into the viral sensation to ...