He trained at East 15 Acting School.
[1] Before attending East 15 Acting School, he worked as an extra in both Harry Potter and the Order of the Phoenix and Harry Potter and the Half-Blood Prince.
[2][3] Since graduating, Clarke has worked extensively in theatre, film and television.
His most notable roles have included voicing the character of Alfie, in the CGI animated children's action film Thomas & Friends: Sodor's Legend of the Lost Treasure (2015), and playing Munir Al-Yazbek in the American drama television series, Tyrant.
He has also played Danny Boyd in Series 7 and 8 of CBBC’s 4 O'Clock Club.