Lewis Hayes, an 18-year-old white British actor, was chosen to play the character Callum due to his strong drama background, which includes earning A's in GCSE and AS drama, being a member of the Georgian Theatre group where he has experience taking on various roles, and starring as the main character in a school production of 'We Will Rock You'. The director feels Lewis will be able to play the character well and bring his personality to life due to his proven acting experience and skills.