Nathanael Saleh was born in Worcestershire, England in 2006. He began performing at the age of 5 at Playbox Theatre Company in Warwick, England. His first casting was in season 6 of Game of Thrones (2 episodes), followed by a main role as John Banks in Mary Poppins Returns, and a supporting role in the Netflix Originals series , The Letter For The King. Nathanael has IDTA qualifications in Ballet and Contemporary Dance, LAMDA qualifications in Verse and Prose, and a keen interest in gymnastics.