Main Character (mc) Kendall Jenner as Anna
Kendall's Boss Mike D Angelo as Daniel
Co-worker Grayson Dolan as Henry.
Andrew Group's Boss Jack Duff as Andrew
Anna's friends Karisma Collins as Bertha
Writer in the book Joe Sugg as Edward Elliot
Colleague Luc as Adam.
Reporter Aaron O Conell as Conner
Lucky Blue Smith as Henry Richard
Justin Bieber as Bizzle Bieber
Ariana Grande as Susan,
Receptionist Ashley Greene as Victoria